FS FH0928B Headset Bluetooth 4.1 / Noise Cancelling / Microphone / Black

TECHNICAL SPECIFICATIONS- Connectivity: Bluetooth 4.1 + A2DP, HFP, HSP and AVRCP profiles- Distance: up to 10 meters- Music playback time: up to 8 hours- Battery: 250 mAh- Charging time: 2 hours- Weight: 160 grams- Impedance: 32 Ohm- Sensitivity: 105 +/- 3dB- Frequency response: 20Hz - 20kHz- Input power: 35 mW