In-ear wireless headphones

Operating range: 10 meters
Size: 40 * 25 * 32mm
Playing time: 10 hours
Frequency response: 80Hz -20KHz
Speaker output power: 10mW
Signal to noise ratio: ≥80bB
Function: answer / end / reject / transfer / call waiting, redial, mute, volume adjustment, multi-point connection, listen to music pause / play,
Noise reduction, up and down switch