Sound:

Total resistance: 32 ohms
Speaker diameter: 32 mm
Sensitivity: 102 dB (1 kHz)
Frequency range: 20 – 20,000 Hz
Maximum input power: 10 mW
Speaker type: Dynamic

Connectivity:
Bluetooth version: 4.2
Maximum reach: Up to 10 m
Bluetooth Profiles:
A2DP
AVRCP
HFP
Microphone: Built-in microphone
Wireless transmission type: Bluetooth
Wireless: Yes

Comfort of use:
Volume control: Yes

Power supply:
Music playing time: 15 hours.
Talk time: 10 h.
Battery type (headset)
Lithium polymer (built-in)
Battery capacity (headset): 240 mAh
Charging time: 3 hours.
Battery life in standby mode: 160 hours.
Rechargeable: Yes

Accessories:
Charging cord