Description:- Color: Black + golden- Material: Plastic + metal- Mini and compact design- Bluetooth V4.0 compliant; compatible with Bluetooth 2.0 / 3.0- USB connector- Transmission speed: 3Mbps- Working range: 20 meters- Converts non Bluetooth PC into Bluetooth enabled- Wirelessly connect to Bluetooth devices (PC / PDA / mobile phone / printer / wireless gamepad / Bluetooth headset etc.)- Plug and play- Comes with software CD-Dimensions: 0.91 in x 0.51 in x 0.20 in (2.3 cm x 1.3 cm x 0.5 cm)-Weight: 0.11 oz (3 g)Package include:1pcsBluetooth 4.0 USB 2.0 Dongle Adapter