Bluetooth Transmitter BT 5.2 Dual Link Extender For Laptop Headset : Bluetooth transmitting version 52, za which you can transmit Bluetooth audio TV, computer, host ; Fits one for two, connect two Bluetooth devices at the same time to share with family and friends The use of programming functions also allows you to transmit real-time audio from, TV and movies stereo with high fidelity, high definition sound quality without noise, signal appearance Built-in antenna, reducing reception, support effect without dropping - Inner mesh panties USB/AUX Material: plastic; From, plug and play: plug and play External Source: External Transmission rate: 100 Delivery:andgt; 10 meters Bluetooth version: 5.2 and EDR Frequency Range: 2.402GHZ-2.480GHZ Supported protocols: SBC, A2DP, AVRCP Power of the device: USB 5 V Additional equipment: connector connecting two mobile devices stereo or bluetooth device Size: 24x60x10mm/0.94x2.36x0.39 cal contains: 1 . Bluetooth transmitter USB 1 . audio 3,5 mm 1 USB port 1 instruction