Sony WH-CH720N Wireless Noise Cancelling Headphones – Black

What's In The Box
Connection Cable
USB Cable

Size & Weight
Weight
Approx. 192 g

Portable Headphone Amplifier
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)

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 (2.400 0 GHz - 2.483 5 GHz)

Profile
A2DP, AVRCP, HFP, HSP

Supported Audio Format(s)
SBC, AAC

Supported Content Protection
SCMS-T

Noise Cancelling
Ambient Sound Mode
Yes