Features: brand new and This extremely portable, lightweight wireless audio transmitter and receiver is an for ideal wireless audio solution for a wide range of situations and uses. Transmitter way: Wirelessly stream audio from your non-Bluetooth TV, home stereo, or CD player to your Bluetooth-compatible headphones or speakers. Receiver Mode: Wirelessly stream audio from your Bluetooth-enabled cell phone, tablet, or computer to your wired stereo, speakers or headphones. Switch between transmitter and receiver modes with the simple click of a switch. Effortlessly connect using advanced Bluetooth-compatible technology and 3.5mm audio cable (included). Wide Compatibility: With the 3.5mm series cable and USB two connection methods this Transmitter Receiver adapter can widely be used on your car, computer, laptop, home stereo system, headphones, smartphone, Mp3 player, CD player, etc. Operation range: Up to 10m (without any object lock). Specifications: Name: Bluetooth-compatible audio adapter Bluetooth-compatible version: 5.0 Built-in noise reduction HIFI sound quality Signal transmission distance: 10m Input interface: 3.5mm / USB Support protocol: A2DP / AVRCP No need to drive, plug and for play Note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1PC x Bluetooth-compatible 5.0 Audio Transmitter / Receiver Adapter 1PC x 3.5mm Aux Cable 1PC x User Manual