buy Bluetooth Adaptor TP-Link UB4A . The UB4A Bluetooth adapter from TP-Link is a wireless device designed to provide equipment without built-in Bluetooth connectivity with a stable and efficient connection. Its Bluetooth 4.0 technology ensures fast transmission and low power consumption, enabling pairing with multiple compatible devices such as speakers, headphones, keyboards, and wireless mice without cables or complex setups. This compact, black adapter connects easily via USB ports, making it a practical solution for desktop PCs or laptops that need Bluetooth for file transfers, synchronization, and communication with other peripherals. As a wireless adapter, it offers flexibility and convenience for users looking to enhance their computer’s compatibility and functionality without replacing the main hardware. The TP-Link brand guarantees quality and reliability in connectivity technology, making this adapter a suitable choice for those requiring a stable Bluetooth connection with a simple-to-install and use product. Overall, the UB4A is a practical and versatile solution to add Bluetooth 4.0 capabilities to any USB-compatible device, optimizing the wireless experience in computing environments. Colour: BlackConnections: USBUSB 2.0USB-AUSB 2.0 x 2Type: Wireless networkAdaptorSpeed: 1 GbpsProduct with plug: YesType of plug: Plug EUConnectivity: BluetoothCharacteristics: Non-stickPlug and playOperating System: Windows 10Windows 10 ProWindowsRange: 20 mCertificate: RoHSWorking range for humidity: 10 % - 90 %Approx. temperature: -40º / 70º Equip Your Computer with BluetoothLink to Your Computer via BluetoothUB4A turns Non-Bluetooth PC or laptop into Bluetooth-capable. Just connect your Bluetooth devices to your computer and enjoy it with ease. It supports 7 Bluetooth devices at most.Broad Operation RangeWith a transmission distance of up to 20 m, you can enjoy lossless music via your Bluetooth headset without hovering around your computer.The data of distance applies in an environment with few shelters.Nano-SizedPlug in and forgetA sleek, ultra-small design means you can insert the nano adapter into any USB port and simply keep it there, no matter when you are traveling or at home.Plug and Play for Win 8, Win 8.1, and Win 10For Win 8, Win 8.1, and Win 10, just plug UB4A into your computer to enjoy a fast, convenient Bluetooth connection. Host interface: USB Type-AOutput interface: BluetoothInternal: NProduct colour: BlackHot-Plug support: YEasy to install: YCertification: FCC, CEWireless range: 20 mPlug and Play: YOperating temperature (T-T): 0 - 40 °CStorage temperature (T-T): -40 - 70 °COperating relative humidity (H-H): 10 - 90%Storage relative humidity (H-H): 5 - 90%Windows operating systems supported: Windows 10,Windows 7,Windows 8,Windows 8.1,Windows XPSustainability certificates: RoHSWidth: 14.8 mmDepth: 6.8 mmHeight: 18.9 mmQuantity: 1User guide: YPackage width: 118 mmPackage depth: 102 mmPackage height: 23 mmPackage weight: 30 g