Product: Monoprice SonicSolace Active Noise Cancelling Bluetooth Wireless Headphones - Black Over Ear Headphones
Brand: Monoprice
Color: Black
Up to 16 hours audio playback without active noise cancelling enabled. Up to 8 hours of audio playback with active noise cancelling enabled
Built-in 320mAh lithium-ion battery
40mm drivers with neodymium magnets. 105dB sensitivity.
20 Hz ~ 20 kHz frequency response. 105dB sensitivity.
Bluetooth version 4. 0 with A2DP AVRCP HFP and HSP profiles

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