Buy Sony WH-CH720N Headphones in the United Arab Emirates, UAE Unleash Powerful Sound Anywhere. Grab the Sony Headphones and Turn Up the Vibes! SPECS General Features HEADPHONE TYPE: Closed DRIVER UNIT: Dynamic, 30 mm IMPEDANCE (OHM): 325 ohms (1 kHz) (when connecting via the headphone cable with the unit turned on), 31 ohms (1 kHz) (when connecting via the headphone cable with the unit turned off) FREQUENCY RESPONSE: 7 Hz - 20,000 Hz (JEITA) FREQUENCY RESPONSE (ACTIVE OPERATION): 7 Hz - 20,000 Hz (JEITA) FREQUENCY RESPONSE (BLUETOOTH® COMMUNICATION): 20 Hz - 20,000 Hz (Sampling frequency 44.1 kHz) SENSITIVITIES (DB/MW): 108 dB/mW (when connecting via the headphone cable with the unit turned on), 99 dB/mW (when connecting via the headphone cable with the unit turned off) VOLUME CONTROL: Yes CORD TYPE: Single-sided (detachable) CORD LENGTH: Approx. 1.2 m PLUG: Gold-plated L-shaped stereo mini plug INPUT(S): Stereo Mini Jack WEARING STYLE: Over Ear DSEE: Yes PASSIVE OPERATION: Yes AMBIENT SOUND MODE: Yes Battery BATTERY CHARGE TIME: Approx. 3.5 Hours BATTERY CHARGE METHOD: USB BATTERY LIFE (CONTINUOUS MUSIC PLAYBACK TIME): Max. 35 Hours (NC ON), Ma. 50 Hours (NC OFF) BATTERY LIFE (CONTINUOUS COMMUNICATION TIME): Max. 35 Hours (NC ON), Ma. 40 Hours (NC OFF) Bluetooth Specifications BLUETOOTH VERSION: Bluetooth Specification Version 5.2 EFFECTIVE RANGE: Approx. 10 m FREQUENCY RANGE: 2.4 GHz Band (2.4000 GHz - 2.4835 GHz) PROFILE: A2dP, AVRCP, HFP, HSP) SUPPORTED AUDIO FORMAT(S): SBC, AAC SUPPORTED CONTENT PROTECTION: SCMS-T Noise Cancelling AMBIENT SOUND MODE: Yes Weight WEIGHT IN GRAMS: Approx. 192 g