Description Over-Ear Bluetooth Headphones Circumaural Closed Bluetooth 5.0 and AA AptX codec Compatible with Sennheiser Smart Control App Up to 30 hours of operation Maximum SPL: 108 dB (1 kHz / 0 dBFS) Frequency range: 18 – 22000 Hz THD: <0.3% (1 kHz / 100 dB) Weight: 238 g Colour: Black USB charging cable (USB-C)
