Ugreen CM276 Bluetooth 5.0 Audio Receiver AUX Jack Adapter Black

Bluetooth version: 5.0 Number of simultaneously connected devices (max): 1 Maximum range: 10 m Frequency response (music mode): 20 - 20000 Hz Wireless technology: Bluetooth Sensitivity: -38 dB Material: ABS Host interface: 3.5 mm Microphone in: Yes Built-in display: No Standby time: 300 h Continuous audio playback time: 9 h Charging time: 2 h Warnings: Keep away from children.