professional grade mono on-ear wireless headset
bluetooth version:
v5.1
chipset:
qcc 3020
bluetooth profiles:
hsp, hfp, a2dp, avrcp
input:
5v, 1a
battery type:
lithium battery
battery capacity:
400mah
impedance:
32ω
frequency range:
2.400-2.483ghz
charging time:
2.5-3.5 hours
talk time:
35-37 hours
music time:
62-64 hours
operating distance:
10m


















































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