B08NGT2R5C Wireless Noise Canceling Headphones (White) WH-CH710N WZ (Renewed)

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??eadphone Type: Sealed Dynamic / ??river Unit Type: 30 mm (Dome Type)
??ensitivity: ??4 dB / mW (Wired Connection / POWER ON / at 1 kHz) / ??00 dB / mW (Wired Connection / POWER OFF / at 1 kHz) / ??eproduction Frequency Band: 7 Hz ~ 20,000 Hz ??mpedance: ??2 ?? (Wired Connection / POWER ON / at 1 kHz) / ??3 ?? (Wired Connection / POWER OFF / at 1 kHz) / ??requency Characteristics: 20 Hz ~ 20,000 Hz (Wired Connection / POWER ON) / ??icrophone Type: Electret Condenser / ??irectional Characteristics: Omnidirectional
??luetooth Version: Ver.5.0 (Power Class2) / ??orresponding Profile: A2DP / AVRCP / HFP / HSP / ??orresponding Codec: AAC / SBC / ??orresponding Content Protection: SCMS-T Method / ??aximum Communication Distance: about 10 m (Outlook Distance)
??attery Type: Built-in Rechargeable Lithium-Ion Battery (DC 3.7 V) / ??harging Method: USB Charging / ??attery Life: about 35 hours / ??attery Life: about 200 hours / ??eadphone Cable Length: about 1.2 m (Detachable) / ??nput Plug Type: L-Type Stereo Mini Plug / ??ody Weight: about 223 g (Excluding Headphone Cable)
??ccessories: ??SB Cable / ??tereo Mini Plug Cable