Acer Nitro NHW820 (NP.HDS1A.008) (RETAIL)

Acer Nitro NHW820 (NP.HDS1A.008) (RETAIL) Adjustable Headband Impedance 21 Ohm Sound Pressure Level 100 dB Minimum Frequency Response 20 Hz Maximum Frequency Response 20 kHz Host Interface Mini-phone (3.5mm) Colour Black Form Factor Circumaural Weight (Approximate) 256 g Microphone Controls Noise Cancellation Microphone Technology Omni-directional Microphone Design Boom Earpiece Design Over-the-head Earpiece Type Binaural Driver Size 5 cm