WH-XB900N Wireless Noise Cancelling Headphones Black

Size & Weight WEIGHT Approx. 254 g (8.96 oz) General Features HEADPHONE TYPE Dynamic DRIVER UNIT 40mm MAGNET Neodymium IMPEDANCE (OHM) 50 ohm (1 kHz) (when connecting via the headphone cable with the unit turned on), 25 ohm (1 kHz) (when connecting via the headphone cable with the unit turned off) DIAPHRAGM PET 25 μm FREQUENCY RESPONSE (ACTIVE OPERATION) 2 Hz–20,000 Hz FREQUENCY RESPONSE (BLUETOOTH® COMMUNICATION) 20–20,000 Hz (44.1 kHz sampling)/20–40,000 Hz (LDAC 96 kHz sampling, 990 kbps) SENSITIVITIES (DB/MW) 101 dB/mW (when connecting via the headphone cable with the unit turned on) , 103 dB/mW(when connecting via the headphone cable with the unit turned off) VOLUME CONTROL Touch sensor CORD TYPE Detachable Single-sided type CORD LENGTH Approx. 1.2 m (47 1/4 in.) (supplied headphone cable) PLUG L-shaped stereo mini plug (supplied headphone cable) WEARING STYLE Over-Ear NFC Yes DSEE Yes S-MASTER HX No PASSIVE OPERATION Yes Battery BATTERY CHARGE TIME Approx. 7 hrs BATTERY CHARGE METHOD USB BATTERY LIFE (CONTINUOUS MUSIC PLAYBACK TIME) Max. 30 hrs (NC ON), Max. 35 hrs (NC OFF) BATTERY LIFE(CONTINUOUS COMMUNICATION TIME) Max. 30 hrs (NC ON) , Max. 32 hrs (NC OFF) BATTERY LIFE (WAITING TIME) Max. 50 hrs (NC ON) , Max. 300 hrs (NC OFF) Bluetooth® Specification BLUETOOTH® VERSION Version 4.2 EFFECTIVE RANGE Line of sight approx. 10 m (30 ft) FREQUENCY RANGE 2.4GHz band (2.4000GHz-2.4835GHz) PROFILE A2DP, AVRCP, HFP, HSP SUPPORTED AUDIO FORMAT(S) SBC, AAC, aptX, aptX HD, LDAC SUPPORTED CONTENT PROTECTION SCMS-T Noise Cancelling NOISE CANCELLING ON/OFF SWITCH Yes AUTOMATIC AI NOISE CANCELLING No PERSONAL NC OPTIMIZER No AMBIENT SOUND MODE Yes QUICK ATTENTION Yes