Description: Bluetooth 5.0 receiver designed for non car, headphones, home stereo. Maximum 33ft connection range to ensure low latency for strong signals Wide Compatibility: Compatible with most car audio, headphones, speakers with standard 3.5mm jack. Small and Portable: 90mAh battery portable use for long distance car driving. Support Bluetooth hands-free call function, making it easy for friends to chat. Easy to Use: Connect to your non device via the AUX to turn it Bluetooth. Once paired your non device will then be able to receive audio via Bluetooth. Specification: Length: Approx. 70mm/2.75inch Diameter: 14mm/0.55inch Color: Black Material: Plastic Battery Capacity: 90mAh Charging: 5V/500mA Frequency response: 20Hz-15kHz Transmission distance: 10m Working time: 4-5h Charging Time: 2h Bluetooth 5.0 Package Includes: 1x Bluetooth AUX Receiver 1x USB Cable : 1.Please allow 1~3 cm error due to manual measurement, thanks. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Please understand, thank you.