Asus TUF Gaming B450-Plus II Motherboard

- Comprehensive cooling: VRM heatsinks, PCH heatsink, Fan Xpert 4 core
- Next-gen connectivity: B450-Plus II USB 3.2 Gen 2 Type-A and Type-C support
- Realtek S1200A codec: Pristine audio quality with unprecedented 108 dB signal-to-noise ratio for stereo line out and 103 dB SNR for line in
- AI Noise-Canceling Microphone: Provides crystal-clear in-game voice communication
- B450-Plus II Aura Sync RGB Lighting: Synchronize LED lighting with a vast portfolio of compatible PC gear
- Delivery & Return
? Shipping and Risk:
- Order Will Be Shipped Within 24-48 Working Hours After the Order is Processed.
- Shipping Partners : Delhivery, XpressBees, Gati, BlueDart, Ecom Express (Depending on Availability at Your Pincode), Computech DOES NOT Have any Control over Operations of Shipping Partners.
- Delivery dates are estimates Provided By Shipping Partners. Shipping Partners are solely responsible for any kind of Delays.
- Loss or damage occured during shipping is Computech Responsibility.
- You Must Leave a Remark During Delivery to Delivery Guy About Damaged Box or Package, and Make an Un-cut Unboxing Video of the Package.
- You must notify Computech of damaged or missing items from your order within 24-hours of receiving your package
♻️ Replacement and Refund Policy:
- We accept replacement if product is defective or wrong product shipped no return or refund will be entertained.
- For gaming chairs only part replacement is applicable if the product delivered is defective or damaged, no refunds will be there for orders of gaming chairs.
- If the seal of the product is opened and the product is not faulty then return/refund will not be applicable.
- Packaging material should be kept by the buyer until the replacement window is opened as this will help them to pack the product to its original form to avoid any damage during the transit.
- Product should be packed in a proper way as it was received by the buyer, do not apply tapes or glues directly on the product or on the product box, this may lead to cancellation of your replacement request.
- All the accessories which were delivered along with the product should be returned in the same way and along with the product.
- If the payment was made through our payment gateway, then it will be refunded in same account by which the payment was done, in case of BANK TRANSFER and COD orders refunds will be done only in buyers bank account. Refunds usually takes 7-10 working days to reflect in your account.
₹11,800.00
Out of stock
Email when stock available
Asus TUF Gaming B450-Plus II Motherboard
Features:
AMD B450 (AM4) ATX gaming motherboard with dual M.2, AI Noise-Canceling Microphone, HDMI, DisplayPort, USB 3.2 Gen 2 Type-A and Type-C and Aura Sync RGB lighting support
- Comprehensive cooling: VRM heatsinks, PCH heatsink, Fan Xpert 4 core
- Next-gen connectivity: USB 3.2 Gen 2 Type-A and Type-C support
- Realtek S1200A codec: Pristine audio quality with unprecedented 108 dB signal-to-noise ratio for stereo line out and 103 dB SNR for line in
- AI Noise-Canceling Microphone: Provides crystal-clear in-game voice communication
- Aura Sync RGB Lighting: Synchronize LED lighting with a vast portfolio of compatible PC gear
DURABLE. STABLE. RELIABLE.
TUF Gaming B450-PLUS II distills essential elements of the latest AMD platform and combines them with game-ready features and proven durability. Engineered with military-grade components, an upgraded power solution and a comprehensive set of cooling options, this motherboard delivers rock-solid performance with unwavering gaming stability.
When you build with a TUF Gaming motherboard, you also benefit from the TUF Gaming Alliance — an ASUS collaboration with trusted industry partners that ensures easier building, best compatibility, and complementary aesthetics from components to case.
ROCK-SOLID PERFORMANCE
With upgraded power delivery and comprehensive cooling options to fuel the latest AMD Ryzen CPUs, plus support for faster memory and storage, TUF Gaming B450-PLUS II is the perfect foundation for your next high-core-count battle rig.
DrMOS
The onboard VRM of TUF Gaming B450-PLUS II utilizes 8+2 DrMOS power stages that combine high-side and low-side MOSFETs and drivers into a single package, delivering the power and efficiency that 3rd Gen AMD Ryzen™ Processors demand.
EASY PC DIY
TUF Gaming motherboards are designed to be easy to set up and configure just the way you want — even for first-time builders. The TUF Gaming Alliance ecosystem makes selecting compatible parts easy, while Armoury Crate software offers full control of system settings via a single dashboard. TUF Gaming motherboards give you everything you need to build your dream gaming rig without adding complexity.
Build with confidence
Build with confidence TUF Gaming Alliance is a collaboration between ASUS and trusted PC-component brands to ensure compatibility with a wide range of parts, such as PC cases, power supplies, CPU coolers, memory kits and more. With more partnerships and components being added regularly, the TUF Gaming Alliance will continue to grow even stronger.
IMMERSIVE GAMING
TUF Gaming B450-PLUS II provides a complete, high-performance gaming package with a long list of features to improve your experience, including ultrafast networking for smoother online gameplay, pristine audio with positional cues for FPS gaming, and onboard RGB lighting that syncs with attached accessories to help you create a personalized gaming atmosphere.
EXCLUSIVE GIGABIT ETHERNET
Experience ultra-fast gaming with the ASUS-exclusive Realtek® L8200A Gigabit Ethernet. With performance and stability enhancements, the LAN is optimized for CPU-efficient, low-latency data transfers.
Turbo LAN
Turbo LAN is a network-optimization software for customizable packet prioritization. With cFosSpeed traffic-shaping technology, it allows you to configure application priority via an intuitive interface, and reduces network lag.
AMD AM4 Socket for 3rd/2nd/1st Gen AMD Ryzen™ / 2nd and 1st Gen AMD Ryzen™ with Radeon™ Vega Graphics / Athlon™ with Radeon™ Vega Graphics Processors
The AMD Ryzen™ processor is based on the innovative Zen core architecture and features up to eight cores and Radeon™ Vega integrated graphics. Together with dual-channel DDR4 memory, native 5Gbps USB 3.1 Gen 1 and 16 PCI Express® 3.0/2.0 lanes, these AMD AM4-socket processors deliver superb computing performance.
AMD B450 chipset
The AMD B450 chipset delivers high performance and flexibility with the latest AMD® AM4-socket Ryzen™ processors. It offers AMD StoreMI storage acceleration technology and provides two 10Gbps USB 3.1 ports, two USB 3.0 ports, and four 6Gbps SATA ports for faster data retrieval.
| CPU | AMD AM4 Socket for AMD Ryzen™ 5000 Series/ 5000 G-Series/ 4000 G-Series/ 3rd/2nd/1st Gen AMD Ryzen™/ 2nd and 1st Gen AMD Ryzen™ with Radeon™ Vega Graphics/ Athlon™ with Radeon™ Vega Graphics/for 3rd/2nd/1st Gen AMD Ryzen™/2nd and 1st Gen AMD Ryzen™ with Radeon™ Vega Graphics/Athlon™ with Radeon™ Vega Graphics Processors |
| Chipset | AMD B450 |
| Memory |
|
| Graphic | Integrated Graphics in the 2nd and 1st Gen AMD Ryzen™ with Radeon™ Vega Graphics/ Athlon™ with Radeon™ Vega Graphics Processors
|
| Multi-GPU Support | Supports AMD CrossFireX™ Technology |
| Expansion Slots |
|
| Storage | 3rd/2nd/1st Gen AMD Ryzen™/ 2nd and 1st Gen AMD Ryzen™ with Radeon™ Vega Graphics :
|
| LAN | Realtek® L8200A TUF LANGuard |
| Audio | Realtek® ALC S1200A 8-Channel High Definition Audio CODEC *4
Audio Feature :
|
| USB Ports |
|
| Special Features |
|
| Software Features |
|
| ASUS Special Features |
|
| Back I/O Ports |
|
| Internal I/O Ports |
|
| Accessories |
|
| BIOS | 256 Mb Flash ROM, UEFI AMI BIOS |
| Manageability | WOL by PME, PXE |
| Operating System |
|
| Form Factor |
|
| Warranty | 3 Years |
| Note | ***Features, Price and Specifications are subject to change without notice. |
Q & A
Asus TUF Gaming B450-Plus II Motherboard
- Monitor
- Microphone
- Luxury Products
- Switches
- Accessories
- RGB Controller
- Audio Adapter
- Audio Splitter
- SSD Heatsink
- Receipt Printers
- light stick
- Riser & Cables
- GPU Holder
- Side Panel
- Luggage
- WiFi Adapter
- Disk Drive
- HDMI Splitter
- NVLink
- Mouse Pads
- Mic
- Monitor Stand
- Boom Arm
- USB Lights
- Phone Cooler
- Cleaning Kit
- Headphone Stand
- Vibration Mount
- Smart Bulbs
- Key Switches
- Card Reader
- Tablet Holder
- Buds
- Gaming Sleeves
- Lamps
- Gloves
- CCTV Cable
- Fans
- Keypad
- Smart Watch
- Selfie Sticks
- PlayStation Accessories
- ScreenBar
- Fan Splitter Cable
- Chassis Stand Kit
- ARGB Controller
- Power Bank
- Bracket
- HDMI Cables
- Battery
- Speaker Stand
- Cable Management
- Bottle
- CPU Cooler Mounting Kit
- Pen Drive
- Mixers
- Cables & Adapters
- Camera Battery
- Toolkit
- Hubs
- Smart Glasses
- Memory Card
- Wall Mount
- Screen Protectors
- Phone Holder
- Garment Steamer
- Film Cartridge
- Audio Enhancer
- Backpack
- OTG Cable
- Air Tag Holder
- converter
- Fitness Band
- Briefcase
- Writing Pad
- Cables and Chargers
- Fan Accessories
- Spike Protectors
- Phone Case
- Extension Board
- Displayport Cable
- Case Accessories
- Ethernet Cable
- Fan Hub
- Charging Dock
- DVD Writer
- Transmitter & Receiver
- Wrist Rests
- Enclosure
- Mechanical Switches
- Sound Cards
- Server Accessories
- Pen
- Keycaps
- MP3 Players
- Expansion Card
- Mouse Bungee
- Pedals
- Gimbal
- Headphone Splitter
- Audio Cable
- Remote Control
- Bluetooth Dongle
- Wifi Dongle
- Virtual Reality Headset
- Camera Accessories
- Keyboards
- Laptop Zone
- Extenders
- Digital Products
- VR headsets
- Audio Interface
- In Ear System
- Headphones
- Gaming Desk
- Antivirus
- Projector
- Projector Screen
- Electronic Devices
- Storage
- SSD
- Zebronics SSD
- Ant Esports SSD
- MSI SSD
- MIPHI SSD
- Colorful SSD
- Apple SSD
- Gigabyte SSD
- PNY SSD
- Internal SSD
- Nvme SSD
- Zebronics Nvme SSD
- Corsair Nvme SSD
- Asus Nvme SSD
- MSI Nvme SSD
- Crucial Nvme SSD
- Gigabyte Nvme SSD
- Teamgroup Nvme SSD
- Colorful Nvme SSD
- Seagate Nvme SSD
- Transcend Nvme SSD
- Samsung Nvme SSD
- Western Digital Nvme SSD
- PNY Nvme SSD
- Patriot Nvme SSD
- Acer Nvme SSD
- EVM Nvme SSD
- Biwin Nvme SSD
- Lexar Nvme SSD
- Adata Nvme SSD
- Hikvision Nvme SSD
- Kingston Nvme SSD
- KIOXIA Nvme SSD
- Sata SSD
- Corsair Sata SSD
- Ant Esports Sata SSD
- MSI Sata SSD
- Crucial Sata SSD
- Gigabyte Sata SSD
- Teamgroup Sata SSD
- Colorful Sata SSD
- Seagate Sata SSD
- Transcend Sata SSD
- Samsung Sata SSD
- PNY Sata SSD
- Patriot Sata SSD
- EVM Sata SSD
- Western Digital Sata SSD
- Adata Sata SSD
- Kingston Sata SSD
- Lexar Sata SSD
- KIOXIA Sata SSD
- Zebronics Sata SSD
- Transcend M.2 Sata SSD
- Nvme SSD
- External SSD
- Zebronics External SSD
- Corsair External SSD
- Lenovo External SSD
- MSI External SSD
- Transcend External SSD
- Crucial External SSD
- Gigabyte External SSD
- Teamgroup External SSD
- Colorful External SSD
- Seagate External SSD
- Lexar External SSD
- Samsung External SSD
- PNY External SSD
- Western Digital External SSD
- Sandisk External SSD
- KIOXIA External SSD
- EVM External SSD
- Adata External SSD
- Kingston External SSD
- LaCie External SSD
- Teamgroup SSD
- Kingston SSD
- Acer SSD
- Samsung SSD
- EVM SSD
- Lexar SSD
- Corsair SSD
- Synology SSD
- Crucial SSD
- Sabrent SSD
- HIKVISION SSD
- Seagate SSD
- Western Digital SSD
- Adata SSD
- Hard Disk
- NAS Storage
- SSD
- Bundles
- Smartphones
- Home Audio
- Thermal paste
- UPS
- Photo Printer
- Processor
- Laptop
- Adapters
- Streaming Accessories
- Software
- Motherboard
- Ring Lights
- Tripod
- Video Editing Deck
- Monopod
- Power supply
- Thermaltake Power Supply
- Fractal Design Power Supply
- NZXT Power Supply
- Corsair Power Supply
- Zebronics Power Supply
- Circle Power Supply
- Cooler Master Power Supply
- Deepcool Power Supply
- Antec Power Supply
- Prolab Power Supply
- Adata Power Supply
- Ant Esports Power Supply
- Gigabyte Power Supply
- EVGA Power Supply
- Asus Power Supply
- Lian Li Power Supply
- MSI Power Supply
- GAMDIAS Power Supply
- SuperFlower Power Supply
- Elgato
- Tube Sleeves
- Lamination Machine
- Tripod Heads
- Smart TV
- Audio Amplifier
- AIO Desktop
- Circle Keyboard & Mouse Combo
- Car Washer
- Cooling System
- Water Cooling Plates
- Water Blocks
- Air Cooler
- Liquid Cooler
- Arctic Liquid Cooler
- Deepcool Liquid Cooler
- Aerocool Liquid Cooler
- Thermaltake Liquid Cooler
- Cooler Master Liquid Cooler
- Xigmatek Liquid Cooler
- Corsair Liquid Cooler
- Lian Li Liquid Cooler
- MSI Liquid Cooler
- ALSEYE Liquid Cooler
- HYTE Liquid Cooler
- Montech Liquid Cooler
- Asus Liquid Cooler
- Dawg Liquid Cooler
- EK AIO Liquid Cooler
- Zebronics Liquid Cooler
- Fractal Design Liquid Cooler
- Prolab Design Liquid Cooler
- Antec Liquid Cooler
- Ant Esports Liquid Cooler
- Galax Liquid Cooler
- NZXT Liquid Cooler
- Cougar Liquid Cooler
- Phanteks Liquid Cooler
- Gamdias Liquid Cooler
- Adata Liquid Cooler
- Gigabyte liquid Cooler
- Cooling Kit
- Fitting
- Peripherals
- Networking
- Cable Sleeves
- Docking Station
- Vacuum Cleaner
- Smart Ring
- Payment Terminal
- Cabinet (Case)
- Arctic Cabinet
- HYTE Cabinet
- Phanteks Cabinet
- Corsair Cabinet
- MSI Cabinet
- Thermaltake Cabinet
- Galax Cabinet
- Circle Cabinet
- Fractal Design Cabinet
- Cougar Cabinet
- Montech Cabinets
- Zebronics Cabinet
- ICEMASTER Cabinet
- Lian Li Cabinet
- Gamdias Cabinet
- Consistent Cabinet
- Asus Cabinet
- Deepcool Cabinet
- Ant Esports Cabinet
- Antec Cabinet
- Prolab Design Cabinet
- NZXT Cabinet
- Aerocool Cabinet
- Server Rack (Cabinet)
- Adata Cabinet
- Cooler Master Cabinet
- Gigabyte Cabinet
- EVM Cabinet
- COCONUT Cabinet
- TAG Cabinet
- Dawg Cabinet
- Xigmatek Cabinet
- Earcups
- Prebuilt Desktop
- Combo & Bundles
- Air Purifier
- Mouse
- Screen Guards
- Spike Guards
- Scanner
- Voice Amplifier
- Stylus
- Gaming Chair
- Surge Protectors
- iCue Pre
- Air Tags
- Graphics Card
- Webcam
- Security Camera
- Gimbal
- Memory (RAM)
- Laptop Bags
- Tablets
- Game Controllers
- Gaming Console
- BobbleHead
- 7L030PA
- 9MF-E2INBB4SH
- Argo
- Cammus CS5 Desk Clamp
- Cosmic Byte Blitz controller
- DS220J
- EVM-P0309-G
- EVM-P0406-B
- EVM EnX OTG 64GB
- FD-C-MES3A-05
- fq5112TU
- Fractal Design Meshify 3 RGB Light Tinted
- Fractal Design Meshify 3 White
- Hp fd0019TU
- HP Omen Gaming
- JetDrive Lite 350
- JM2666HSB-16G
- K582
- LG 27MS550-B Monitor
- LG 29WQ500-B 29” inch 100hz IPS LED UltraWide FHD AMD FreeSync Monitor
- MHCV21D
- Noctua NF-A12x25 5V
- Noctua NF-A14
- PNY CS900 1TB
- PNY CS1030 500GB SSD
- POR 2227
- Redragon Invader M719
- Redragon M612 Predator
- Redragon Pisces
- Rockerz-450-Pro-BLK
- ROG Strix 850W
- Seagate Exos 6TB
- Seagate One Touch 5TB
- Sony GTK-PG10 2.0 Channel Wireless Bluetooth Party Speaker
- SRSXG500
- Toshiba MG10F Series 22TB Enterprise Hard Drive
- Transcend Jetflash 350 64GB Flash Drive
- Transcend SSD250n 1TB SATA III 6 Gb/s 3d Nand Flash SSD
- TS64GSSD370S
- TS240GJDM820
- Type C 100W
- WD120EFBX
- Western Digital 1TB Hard Disk
- Western Digital Red Plus NAS 8TB Hard Disk Drives
- JBLLIVE220BTBLK
Related Products
- Supports AMD Ryzen™ 5000 & 3000 Series desktop processors (not compatible with AMD Ryzen™ 5 3400G & Ryzen™ 3 3200G) and AMD Ryzen™ 4000 G-Series desktop processors
- Supports DDR4 Memory, up to 4600(OC) MHz
- Lightning Fast Experience: PCIe 4.0, Lightning Gen4 x4 M.2 with M.2 Shield Frozr
- M.2 Shield Frozr: Strengthened built-in M.2 thermal solution. Keeps M.2 SSDs safe while preventing throttling, making them run faster
- Supports DDR4 Memory, up to 4133(OC) MHz
- Lightning Fast Game experience: TURBO M.2, AMD Turbo USB 3.2 GEN2, StoreMI Technology
- Core Boost: With premium layout and fully digital power design to support more cores and provide better performance
- DDR4 Boost: Advanced technology to deliver pure data signals for the best gaming performance and stability
- Audio Boost: Reward your ears with studio grade sound quality for the most immersive gaming experience
- AMD AM5 socket: X670-P Ready for AMD Ryzen™ 7000 Series Desktop Processors
- Enhanced power solution: 12+2 DrMOS, 6-layer PCB, ProCool connectors, alloy chokes and durable capacitors for stable power delivery
- Ultrafast connectivity: Wi-Fi 6, M.2 PCIe 5.0, Realtek 2.5Gb Ethernet, USB 3.2 Gen 2×2 Type-C®, front panel USB 3.2 Gen 1 Type-C®, USB4® support
- ASUS OptiMem II: Careful routing of traces and vias, plus ground layer optimizations to preserve signal integrity for improved memory overclocking
- Comprehensive cooling: Large VRM heatsinks, M.2 heatsink, Passive Chipset Heatsink, hybrid fan headers and Fan Xpert 4 with AI Cooling II
- Outshine RGB Aura Effect: Stylish edge lighting design, Addressable Gen 2 headers and Aura RGB headers support
- ATX Form Factor
- AMD X670 Chipset
- AM5 Socket
- 4 x DDR5 RAM Slots
- 6 x SATA III | 4 x M.2

- Intel® LGA 1700 socket: H670-PLUS D4 Ready for 12th Gen Intel® processors
- Ultrafast connectivity: PCIe 4.0 slots, three M.2 slots, Realtek 2.5Gb Ethernet and Thunderbolt™ 4 support
- Comprehensive cooling: VRM heatsink, M.2 heatsink, PCH heatsink, hybrid fan headers and Fan Xpert 2+
- ASUS OptiMem: Careful routing of traces and vias to preserve signal integrity for improved memory stability
- MPG B550 GAMING PLUS Supports AMD Ryzen™ 5000 & 3000 Series desktop processors (not compatible with AMD Ryzen™ 5 3400G & Ryzen™ 3 3200G) and AMD Ryzen™ 4000 G-Series desktop processors
- MPG B550 GAMING PLUS Supports DDR4 Memory, up to 4400(OC) MHz
- Lightning Fast Game experience: PCIe 4.0, Lightning Gen 4 x4 M.2 with M.2 Shield Frozr, AMD Turbo USB 3.2 GEN 2
- Enhanced Power Design: Core Boost, Digital PWM IC, 2oz Thickened Copper PCB, DDR4 Boost
- Premium Thermal Solution: Extended Heatsink Design and M.2 Shield Frozr are built for high performance system and non-stop gaming experience
- Pre-installed I/O Shielding: Better EMI protection and more convenience for installation
- Z690-P DDR4 Supports 12th Gen Intel® Core™, Pentium® Gold and Celeron® processors for LGA 1700 socket
- Supports DDR4 Memory, up to 5000+(OC) MHz
- Core Boost : With premium layout and digital power design to support more cores and provide better performance.
- Memory Boost: Advanced technology to deliver pure data signals for the best performance, stability and compatibility.
- Lightning Fast Experience: PCIe 5.0 slots, Lightning Gen4 x4 M.2, USB 3.2 Gen 2×2
- AMD AM4 socket: B550M-A Ready for 3rd Gen AMD Ryzen™ Processors
- Comprehensive cooling: VRM heatsink, PCH heatsink, and Fan Xpert 2+
- Ultrafast connectivity: Dual M.2, PCIe 4.0, Intel® WiFi 6, 1 Gb Ethernet, USB 3.2 Gen 2 Type-A
- Aura Sync RGB: B550M-A Onboard addressable Gen 2 header for RGB LED strips, easily synced with Aura Sync-capable hardware
- Supports 12th Gen Intel® Core™ / Pentium® Celeron® processors for LGA 1700 socket
- Supports DDR5 Memory, up to 6400+(OC) MHz
- Lightning Fast Game experience: PCIe 5.0 slot, Lightning Gen 4 x4 M.2, USB 3.2 Gen 2×2
- Enhanced Power Design: Direct 16+1+1 phases power, dual 8-pin CPU power connectors, Core Boost, Memory Boost
- Premium Thermal Solution: Aluminum cover with heatsink, heat-pipe, MOSFET thermal pads rated for 7W/mk, additional choke thermal pads and M.2 Shield Frozr are built for high performance system and non-stop gaming experience
- Supports 12th Gen Intel® Core™ / Pentium® Celeron® processors for LGA 1700 socket
- Supports DDR4 Memory, up to 5200+(OC) MHz
- Lightning Fast Game experience: PCIe 5.0 slot, Lightning Gen 4 x4 M.2, USB 3.2 Gen 2×2
- Enhanced Power Design: Direct 16+1+1 phases power, dual 8-pin CPU power connectors, Core Boost, Memory Boost
- Premium Thermal Solution: Aluminum cover with heatsink, heat-pipe, MOSFET thermal pads rated for 7W/mk, additional choke thermal pads and M.2 Shield Frozr are built for high performance system and non-stop gaming experience
- Supports AMD Ryzen™ 2nd Generation/ Ryzen™ with Radeon™ Vega Graphics/ Athlon™ with Radeon™ Vega Graphics/ Ryzen™ 1st Generation Processors
- Dual Channel Non-ECC Unbuffered DDR4, 4 DIMMs
- Intel® Dual Band 802.11ac WIFI & BT 4.2
- Ultra-Fast PCIe Gen3 x4 M.2 with PCIe NVMe & SATA mode support
- High Quality Audio Capacitors and Audio Noise Guard Design
- Supports AMD Ryzen™ 7000 Series Desktop Processors
- Supports DDR5 Memory, Dual Channel DDR5 6400+MHz (OC)
- Core Boost : With premium layout and digital power design to support more cores and provide better performance
- Memory Boost: Advanced technology to deliver pure data signals for the best performance, stability and compatibility
- Premium Thermal Solution: 7W/mK pad, additional choke thermal pad and M.2 Shield Frozr are built for high performance system and non-stop works






















Reviews
There are no reviews yet