SENNHEISER | Sennheiser Bluetooth 4.0 headset, binaural, ultra noise cancelling microphone, double ear, talk time up to 15 hours, Sennheiser HD sound,

Sennheiser Bluetooth 4.0 headset, binaural, ultra noise cancelling microphone, double ear, talk time up to 15 hours, Sennheiser HD sound, Wearing style Headband Frequency response (microphone) 150 Hz – 6,800 Hz Frequency response (headphones) 150 Hz – 15,000 Hz Microphone Ultra noise-cancelling Sound pressure level (SPL) Max. 118dB (SPL) limited by ActiveGard® Weight 82g / 2.89 oz Charging time 2h 30min (50% in 40min) Technology Bluetooth Version 4.0 / supported profiles: HSP 1.2, HFP 1.6, A2DP 1.2 Range Up to 25 m / 82 ft Talk time Up to 15h Speaker type Dynamic, neodymium magnet

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