Driver - 10mm
Impedance - 32 OHM
Bluetooth version - Bluetooth - V5.0
Battery: 30mAh / 240mAh
Bluetooth distance - 10 meters
Frequency response - 20-20000Hz
Mic sensitivity - -42dB
With A2DP / AVRCP high quality stereo audio transmission and remote control protocol
Talk time - Up to 4 hours
Standby time - About 200 hours
Color - Black, White, Pink