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Size and Weight
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|---|---|---|
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WEIGHT
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Approx. 192 g
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General Features
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HEADPHONE TYPE
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Closed
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DRIVER UNIT
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Dynamic, 30 mm
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IMPEDANCE (OHM)
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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)
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FREQUENCY RESPONSE
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7 Hz–20,000 Hz (JEITA)
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FREQUENCY RESPONSE (ACTIVE OPERATION)
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7 Hz–20,000 Hz (JEITA)
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FREQUENCY RESPONSE (BLUETOOTH® COMMUNICATION)
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20 Hz–20,000 Hz (Sampling frequency 44.1 kHz)
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SENSITIVITIES (DB/MW)
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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)
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VOLUME CONTROL
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Yes
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CORD TYPE
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Single-sided (detachable)
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CORD LENGTH
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Approx. 1.2 m
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PLUG
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Gold-plated L-shaped stereo mini plug
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INPUT(S)
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Stereo Mini Jack
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WEARING STYLE
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Over Ear
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DSEE
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Yes
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PASSIVE OPERATION
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Yes
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AMBIENT SOUND MODE
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Yes
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Battery
|
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BATTERY CHARGE TIME
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Approx. 3.5 hrs
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BATTERY CHARGE METHOD
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USB
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BATTERY LIFE (CONTINUOUS MUSIC PLAYBACK TIME)
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Max. 35 hrs (NC ON) , Max. 50 hrs (NC OFF)
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BATTERY LIFE(CONTINUOUS COMMUNICATION TIME)
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Max. 35 hrs (NC ON) , Max. 40 hrs (NC OFF)
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Bluetooth® Specification
|
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BLUETOOTH® VERSION
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Bluetooth Specification Version 5.2
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EFFECTIVE RANGE
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Approx. 10 m
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FREQUENCY RANGE
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2.4 GHz band (2.400 0 GHz–2.483 5 GHz)
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PROFILE
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A2DP, AVRCP, HFP, HSP
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SUPPORTED AUDIO FORMAT(S)
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SBC, AAC
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SUPPORTED CONTENT PROTECTION
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SCMS-T
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Noise Cancelling
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AMBIENT SOUND
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Yes
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https://www.sony.co.in/headphones/products/wh-ch720n/spec?view=plaintext
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