Description
FEATURES
WH-CH720N Wireless Noise Cancelling Headphones
Colour: White
Connectivity: Bluetooth v5.2
30mm Dynamic Headphone Drivers
Frequency Response: 7 Hz – 20 000 Hz
Impedance: 325 ohms
Sensitivity: 108 dB / mW
Active Noise Cancelling (ANC)
Battery Life: Max. 35 hrs (NC ON), Max. 50 hrs (NC OFF)
Battery Charge Time: Approx. 3.5 hrs
TECHNICAL SPECIFICATIONS
Brand: Sony
Series: WH-CH720N
Model: WH-CH720N/WCE
General
Weight: Approx. 192 g
Headphone Type: Closed
Driver Unit: Dynamic
30mm
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)
Ambient Noise Cancelling Sound Mode: Yes
Noise Cancelling: Active Noise Cancelling (ANC)
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 hrs
Battery Charge Method: USB
Battery Life (Continuous Music Playback Time): Max. 35 hrs (NC ON)
Max. 50 hrs (NC OFF)
Battery Life (Continuous Communication Time): Max. 35 hrs (NC ON)
Max. 40 hrs (NC OFF)
Bluetooth Specification
Bluetooth Version: Bluetooth v5.2
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
