AUDIODriver 50mm dual diaphragm Frequency response5 - 40,000 Hz (Wired) / Hi-Res Audio Speaker sensitivity107 ±3 dB @ 1kHz 1mW Microphone sensitivity -42 ±3 dB @ 1kHz 1mW Impedance 32Ω Codecs Qualcomm apt-X HD, AAC, SBC Noise cancellingPassive  DESIGNTypeOver-Ear wireless/wired headphones Weight w/o cable 315g  CONNECTIVITYBluetooth version 5.1 Battery life 30 hours Charging cable USB-C |