Features: 1.This extremely portable and lightweight audio transmitter receiver is an ideal wireless audio solution for a wide range of situations and uses. 2.Without bluetooth, your home stereo system or audio player can wirelessly transfer audio CD from your TV to your headset or bluetooth speaker. 3.Wirelessly stream audio from a cell phone, tablet or computer with bluetooth via cable to stereo, speakers or headphones with cable. 4.Bluetooth 5.0, signal transfer is faster, it has stable and professional performance. 5.Lightweight and portable styling, making it convenient to carry and easy to use. 6.High quality ABS material ensures maximum durability, which has long service life. Specification: Condition: 100% Brand New Item Type: Audio Receiver Transmitter Material: ABS Color: As picture shown Technology: BT5.0, A2DP, AVRCP (Only for receiver mode ) Operating Range: Maximum 10m/33ft (No Obstructing Object) Pairing Name: KN321 Charging Time: 2 Hours Battery Type: Built-in Lipo Battery (200mAh) PackageList: 1 x Host3 x Power Cable1 x Instruction