1、Small size and lightweight, easy to carry, convenient to use anytime and anywhere. 2、Adopt Bluetooth 0, stable signal reception, bringing great using experience. 3、Plug and play, easy to use, suitable for PS4/Xbox game console, good compatibility. 4、Support for A2DP, HFP protocols, transmitting the audio to your headset wirelessly. 5、Adopt high quality material, sturdy and durable, and you can use for a long time. 1 x Adapter1 x User Manual1 x 3.5mm Plug Item Type: AdapterCondition: 100% brand newColor: BlackStandard: Bluetooth  4.0Bluetooth Protocol: A2DP, HSP, HFPUSB Standard: USB  2.0Output Power: 0 ~ +4dBmReceiving Sensitivity: -75dbBluetooth Rating: Class2Transmission Distance: Approx. 10m/33ftFrequency Band: 2.4G ISM bandConnection Method: Support for Piconet/Scatternet Audio Decoding: 16bit codec