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TUNE 700BT Wireless Over-Ear Headphones Pure Bass Gaming Sports Headset Handsfree With Mic
Description: Driver size: 40mm/1.6 "dynamic driver Power supply: 5V 1A Headset battery type: Polymer Li-ion battery (690mAh/3.7V) Charging time: <2 hrs from empty Music play time with BT on: up to 50 hrs Sensitivity microphone: -40±3dbv 94dB @ 1 kHz Bluetooth version: 5.0 Bluetooth profile version: A2DP v1.3, AVRCP v1.6, HFP v1.7 Bluetooth transmitter frequency range: 2.4GHz - 2.4835GHz Bluetooth transmitter power: <10dbm Bluetooth transmitter modulation: GFSK, π/4 DQPSK…
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