About this item Battery: Rockerz 370 offers a playback time of up to 12 hours.. Frequency Response 20Hz-20KHz,Sensitivity (dB) 79dB±3DB,Impedance 32?. Driver Type:Moving Coil Driver Bluetooth: It has Bluetooth v5.0 with a range of 10m and is compatible with Android & iOS ANC: NA. No. of Mic: 1. Other Inclusions: Micro USB Charging Cable, Warranty Card, User Manual Lightweight Ergonomic Design with Easy Controls Instant Voice Assistant. Drivers: 40mm Drivers with boAt Signature Sound. Cozy Padded Earcups. Rockerz 370 come equipped with latest Bluetooth v5.0 for instant wireless connectivity. The powerful 300mAh battery provides up to 8 Hours of audio bliss. 40mm Dynamic Drivers supply immersive High Definition sound The headset has padded earcups for a comfortable experience. The headphone has been ergonomically and aesthetically designed for a seamless experience. One can connect to Rockerz 370 via dual modes for connectivity in the form of Bluetooth and AUX