Model Specifications

Microphone: 

1 ) Size: 20*15*8mm 

2) Distance from phone to Microphone : 7 meters , Open area: 20 meters 

3) Across wall: Yes 

4) Working time: 12+ hours 

5) Stand by time: 300+ days 

Earpiece: 

1) Size: 6 mm 

2) Distance from phone to Microphone : 7 meters , Open area: 20 meters 

3) Across wall: Yes 

4) Working time: 2.5 hours 

5) Stand by time: 30+ hours 

Battery Charger: 

Size: 20*15*8mm 

recharging current: 10mA/4.2V 

Package includes: 

1*earpiece , 

1*microphone , 

2* lir640 rechargeable, 

1*battery charge