Sony WH-CH720N Noise Canceling Wireless Headphones

Sony WH-CH720N Noise Canceling Wireless Headphones. These headphones feature a 30mm driver unit that delivers rich sound, and with an impedance of 325 ohms, they ensure crystal-clear audio. The Bluetooth 5.2 version provides a stable connection with a 10m range. With a generous 35-hour battery life and a quick 3.5-hour charge time, these headphones keep the music going all day. Adjust the volume effortlessly with the convenient volume control. Enjoy a wide frequency response from 7Hz to 20,000Hz for a full audio spectrum. When using Bluetooth, the frequency response extends from 20Hz to 20,000Hz.

Product Details:

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)
Frequency Response	7 Hz – 20,000 Hz (JEITA)
Frequency Response (Active)	7 Hz – 20,000 Hz (JEITA)
Frequency Response (Bluetooth)	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)
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 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
Connection Cable	USB Cable
Weight	Approx. 192 g