Headphones: Frequency response: 20 Hz - 20 kHz Impedance: 32 ± 15% Ω Sensitivity: 116 ± 3 dB @ 1 kHz Max input Power: 10 mW Drivers: 10 mm with Neodymium magnets Cable length: 63 cm / 2.07 ft. Approximate Weight: 0.06 lbs (28.0 g) Microphone: Frequency response: 300 Hz â 3.4 kHz Signal-to-noise ratio: ⥠55 dB Sensitivity (@1 kHz): 42 ± 3 dB Pick-up pattern: Omnidirectional In-line remote: Music Controls: Play/pause, next, back Call Controls: Answer, end, reject call General: Volume, pair, power Battery: Battery type : 160 mAH rechargeable Li-Po battery Battery life : Up to 8 hours* Charge time : Up to 2 hours * May vary dependent on usage & device Range: Bluetooth wireless range : 10 m / 30 ft |