Features:1. Mini USB Bluetooth 4.0 adapter with high speed up to 3Mbps. 2. Bluetooth low energy Wireless USB Dongle.3. Dual-mode Bluetooth transfer. 4. Low-power selectable 1.2 to 3.6 VI/O. 5. Supporting Bluetooth voice data.6. Supporting multiple languages.7. Compatible with Bluetooth v1.2/2.0/2.1/3.0/4.0Spceification:Item Name: Bluetooth AdapterColor: Black/WhiteChip: CSR8510Bluetooth Version: Bluetooth V4.0+EDR V2.1/2.0/3.0Interface: USB 2.0Frequency Range: 2.400-2.480GHzTransfer Rate: 3MbpsDistance: 0-20MItem Size: …