General Specifications Battery BATTERY LIFE (CONTINUOUS COMMUNICATION TIME): Max. 24 hrs (NC ON) , Max. 32 hrs (NC OFF) Battery Charge Method: USB Battery Charge Time: Approx. 3.5 hrs Battery Life (continuous music playback time): Max. 30 hrs (NC ON), Max. 40 hrs (NC OFF) Bluetooth Specification Bluetooth version: Bluetooth Specification Version 5.2 Effective Range: 32.81 ft Frequency Range: 2.4 GHz band (2.4000–2.4835 GHz) Profile: A2DP, AVRCP, HFP, HSP Supported Audio Format(s): SBC, AAC, LDAC Supported Content Protection: SCMS-T General Features AMBIENT SOUND MODE: Yes Cord Length: approx. 3.94 ft Cord Type: Single-sided (detachable) DSEE Extreme: Yes Driver Unit: 11.82 in Frequency Response: 4 Hz–40,000 Hz (JEITA) Frequency Response (Active Operation): 4 Hz–40,000 Hz Frequency Response (Bluetooth Communication): 20 Hz–20,000 Hz (44.1 kHz Sampling) 20 Hz–40,000 Hz (LDAC 96 kHz Sampling 990 kbps) Headphone Type: Closed, dynamic Impedance (Ohm): 48 ohm (1 kHz) (when connecting via the headphone cable with the unit turned on), 16 ohm (1 kHz) (when connecting via the headphone cable with the unit turned off) Input(s): Stereo Mini Jack Magnet: Neodymium Passive Operation: Yes Plug: Gold-plated L-shaped stereo mini plug Sensitivities (dB/mW): 102 dB (1 kHz) / mW (when connecting via the headphone cable with the unit turned on), 100 dB (1 kHz) / mW (when connecting via the headphone cable with the unit turned off) Volume Control: Touch Sensor Wearing Style: Over Ear Noise Canceling Ambient Sound Mode: Yes Atmospheric Pressure Optimizing: Yes Personal NC Optimizer: Auto NC Optimizer Quick Attention: Yes Size & Weight Weight: Approx. 8.82 oz