1. Transmitting power: 0.5W
2. Battery capacity: 550 mA
3. Standby time: 72 hours
4. Talking distance: 500m max
5. Net weight: 17 grams
6. Rated voltage: 3.7V
7. Charging time: 1-2 hours
8. Dimensions: length 70 width 20 thickness 13 mm
9. Comfortable to wear manually, painless silicone ear caps, no pressure to wear
10. Hidden microphone design, beautiful and does not affect the use
11. Applicable occasions: beauty salons, barber shops, restaurants, hotels, shopping malls, etc.