A button control that answer the phone, cancel the answer, weight pulling, and voice dialing.
Status and battery power using the instructions.
Can be used for left and right ears
Battery: Rechargeable lithium polymer battery
Charging time :1-2 hours
Talk time :2-3 hours
Standby time:80-120 hours
Effective transmission range: 10 meters
Dimensions (L x W x H): 27.5 * 13.2 * 9.5 mm
Weight: 5 grams
Available colors: black, silver, gold