SONY / WH-CH710N BZ Black wireless headphones

Wireless headphones with a dual noise canceling function and a long continuous play time of up to 35 hours.

◇ Headphones
■Model: Sealed, dynamic
■Driver unit: 30mm dome type
■Sensitivity: 94dB/mW (Wired connection, 1kHz at POWER ON), 100dB/mW (Wired connection, 1kHz at POWER OFF)
■Playback frequency band: 7 Hz-20,000 Hz (JEITA)
■Impedance: 72Ω (Wired connection, 1kHz at POWER ON), 33ohm (Wired connection, 1kHz at POWER OFF)
■Cable length: Approximately 1.2m (headphone cable)
■Cable type: Single-sided (removable type)
■Input plug: L type stereo mini plug
■Weight: About 223g

◇ Other
■Power supply: DC3.7V: Built-in rechargeable lithium-ion battery
■Charging method: USB charging
■Battery duration (continuous audio playback time): About 35 hours (BTNC)
■Battery life (continuous talk time): About 35 hours (BTNC)
■Battery life (standby time): About 200 hours (BT: ON / NC: OFF)
■Frequency characteristics: 20Hz-20,000Hz (Wired connection, POWER ON)
■Audio input terminal: Stereo mini jack

◇Microphone
■Model: Electret condenser type
■Directivity: Omnidirectional
■Effective frequency band: 50Hz-8,000Hz

◇ Bluetooth
■Communication method: Bluetooth standard Ver.5.0
■Output: Bluetooth standard Power Class2
■Maximum communication distance: Line-of-sight distance about 10m
■Frequency band used: 2.4 GHz band (2.4000 GHz-2.4835 GHz)
■Modulation method: FHSS
■Supported Bluetooth profiles: A2DP, AVRCP, HFP, HSP
■Compatible codecs: AAC, SBC
■Supported content protection: SCMS-T method
■Transmission band (A2DP): 20Hz-20,000Hz (at 44.1kHz sampling)

■Accessories: USB cable, warranty card, cable