Sony WH-1000XM4 Wireless Noise Canceling Stereo Headset-black

Brand Sony Model Number WH-1000XM4 Type Headphones Color silver weight 0.50 kg BATTERY CHARGE TIME Approx. 3 Hours (Full charge) BATTERY CHARGE METHOD USB BATTERY LIFE(WAITING TIME) Max. 30 hours(NC ON); Max. 200 hours(NC OFF) BLUETOOTH VERSION Version 5.0 EFFECTIVE RANGE Line of sight approx.30ft (10m) FREQUENCY RANGE 2.4GHz band (2.4000GHz-2.4835GHz) PROFILE A2DP; AVRCP; HFP; HSP SUPPORTED AUDIO FORMAT(S) SBC; AAC; LDAC SUPPORTED CONTENT PROTECTION SCMS-T NOISE CANCELING ON/OFF SWITCH Yes PERSONAL NC OPTIMIZER Yes ATMOSPHERIC PRESSURE OPTIMIZING Yes AMBIENT SOUND MODE Yes QUICK ATTENTION Yes VOLUME CONTROL Touch Sensor INPUT(S) Stereo Mini Jack SKU HS004743