Chip: JL 7003D8 ,noise reduction ANC+ENC
Version: 5.4
Working frequency: 2.402-2.480GHz,
Supported protocols: A2DP/AVRCP/HFP/HID/AVCTP /AVDTP,and SPP
Transmission distance: 15M
Response frequency: 20 ~ 20000Hz
Microphone: 2718 silimI-42 ±3dB
Battery type: 3.7V polymer battery 500mAH with protection board (3C fast charge battery), headphone battery 30mah
Charging time: 1h
Playing time: about 5.5 hours
N.W: 68.5g
G.W: 138g
Packing size: 57.5×34×48cm,100PCS/CTN,14KG
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