TP-Link UB400 Bluetooth 4.0 Nano USB Adapter
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The UB400 is a Bluetooth 4.0 Nano USB Adapter that adds Bluetooth capability to your computer. It works with Windows 11, 10, 8.1, 8, 7, and XP systems.
Highlights
- Bluetooth 4.0 with low energy (BLE) technology for efficient connectivity
- Backward compatible with Bluetooth V3.0/2.1/2.0/1.1 devices
- Plug and Play for Windows 8, 8.1, and 10 without drivers
- Ultra-small size for easy portability and reliable performance
- Supports Windows 11/10/8.1/8/7/XP operating systems
- Works in temperatures from 0℃ to 40℃ (32℉ to 104℉)
- Stores well in temperatures from -40℃ to 70℃ (-40℉ to 158℉)
Specifications
| Standards and Protocols | Bluetooth 4.0 |
|---|---|
| Interface | USB 2.0 |
| Dimensions ( W x D x H ) | 0.58 × 0.27 × 0.74 in (14.8 × 6.8 × 18.9 mm) |
| Certification | FCC |
| System Requirements | Windows 11/10/8.1/8/7/XP |
| Operating Temperature | 0℃~40℃ (32℉ ~104℉) |
| Storage Temperature | -40℃~70℃ (-40℉ ~158℉) |
| Operating Humidity | 10%~90% non-condensing |
| Storage Humidity | 5%~90% non-condensing |
Who should buy it
Buyers with older computers needing Bluetooth support will find the UB400 useful. Those with newer systems or Mac computers should consider other options.
Compatibility
The UB400 works with Windows 11, 10, 8.1, 8, 7, and XP. It connects to Bluetooth 4.0 devices and is backward compatible with Bluetooth V3.0/2.1/2.0/1.1 devices.
- Bluetooth 4.0 – Uses the latest Bluetooth 4.0 with low energy (BLE) technology and is backward compatible with Bluetooth V3.0/2.1/2.0/1.1
- Driver Free – Plug and Play for Win 8, Win 8.1, and Win 10
- Nano-Sized – Ultra-small for convenient portability with reliable high performance
- Supported Operating System – Supports Windows 11/10/8.1/8/7/XP
What's in the box
- Bluetooth 4.0 Nano USB Adapter UB400
- Quick Installation Guide
Frequently asked questions
What is the maximum transmission distance of the UB400?
The facts do not specify the maximum transmission distance.
Is the UB400 compatible with Windows 7 and XP?
Yes, the UB400 supports Windows 7 and XP.
Does the UB400 require drivers for Windows 10?
No, the UB400 is driver free for Windows 10.
Can the UB400 be used with Bluetooth 5.0 devices?
The facts do not mention Bluetooth 5.0 compatibility.
How does the nano size of the UB400 benefit users?
The UB400 is nano-sized for convenient portability with reliable high performance.
What is the operating temperature range for the UB400?
The operating temperature range is 0℃~40℃ (32℉ ~104℉).
Does the UB400 support Bluetooth 3.0 devices?
Yes, the UB400 is backward compatible with Bluetooth V3.0.
How do I install the driver for Windows 7 and XP?
The UB400 is driver free for Windows 8, 8.1, and 10, but the facts do not specify driver installation for Windows 7 and XP.
Brand warranty: as per manufacturer from the manufacturer — TechCure India helps you with the claim.
Why buy from TechCure India
- Genuine product with brand warranty
- GST invoice on every order
- Insured delivery across India
- Free compatibility check before dispatch — or build a full PC with our PC Builder
Specifications
| Brand | TP-Link |
|---|---|
| Category | Cable |
| Model / MPN | UB400 |
| Standards and Protocols | Bluetooth 4.0 |
| Interface | USB 2.0 |
| Dimensions ( W x D x H ) | 0.58 × 0.27 × 0.74 in (14.8 × 6.8 × 18.9 mm) |
| Certification | FCC |
| System Requirements | Windows 11/10/8.1/8/7/XP |
| Operating Temperature | 0℃~40℃ (32℉ ~104℉) |
| Storage Temperature | -40℃~70℃ (-40℉ ~158℉) |
| Operating Humidity | 10%~90% non-condensing |
| Storage Humidity | 5%~90% non-condensing |
| Condition | New, sealed box |
| Warranty | Manufacturer warranty · details |
| Invoice | GST tax invoice (input credit available) |
| Delivery | Insured shipping to every serviceable pin code in India |
Need help choosing?
Send us your current build or budget — we'll confirm compatibility and suggest the right cable for free.
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