bluetooth neckband headphones HiFi stereo sport wireless earphones with mic
Bluetooth Specifications:
Bluetooth Version : V4.1
Profile Support:HSP, HFP, A2DP, AVRCP, APTX.
Stand-by Time: 200h
Talk Time: 6h
Music Play Time: 6h
Charging Time: 2h
Charging Voltage: DC 5V
Frequency Range: 2.402G - 2480G
Ambient Temperature: -20/+60ºC
Transmission Distance: 10m
Battery Capacity: 100mAh 3.7VDriver Specification:
Sensitivity: 90dB±3dB
Impedance: 16Ω±15%
Frequency Response: 20-20000Hz
Product Features:
-- Built-in Mic
-- Wireless Connection
-- Stereo Music
-- Flex-Form Cable
-- IPX5 Waterproof Design
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