Specifications:
Bluetooth connections / Plug 3.5 mm (0.14”)
Power: 25 mW
Energy: 5-15 mA
Microphone
3.7 V battery /250 mAh / Li-Poly
BT range: 10 m (32.8 ft)
Charging time: 2-3 h
Input voltage: 5 V DC/0.5 A
Duration of battery in use: 8 h (medium volume)
Size: 180 x 150 x 70 mm (7.08 x 5.9 x 2.76”)
Weight: 122.4 g (4.31 oz)
Warranty: 6 months