Bluetooth V5.3 Bluetooth Protocol A2DP, AVRCP, HFP Audio Coding LDAC, SBC Frequency Response 20Hz - 40kHz Driver Ф40mm Dynamic Output Sound Pressure Level 91dB ± 3dBSPL(A) Playtime ANC On: 34 hours, ANC Off: 55 hours Charging Time 1.5 hours Charging Port USB-C (Type-C) Input 5V ⎓ 1A Weight 296 ± 1g Dimension (L x W x H mm) 193 x 169 x 82mm