Sennheiser Momentum 4 Wireless Noise Cancelling Headphones - Bluetooth Headset for Crystal-Clear Calls with Adaptive Noise Cancellation, Over-Ear...

Sennheiser Momentum 4 Wireless Noise Cancelling Headphones - Bluetooth Headset for Crystal-Clear Calls with Adaptive Noise Cancellation, Over-Ear Headphones, 60h Battery Life, Folding Design, Black Brand: Sennheiser Type: Over the Ear Color: Black Driver Unit: 42mm diameter Frequency Response: 6Hz - 22kHz THD: Input Impedance: Active 470 ohms / Passive 60 ohms Signal to Noise Ratio(SNR): 106 dB SPL (1 kHz / 0 dB FS)