burmester sound effect in-ear sleep bluetooth headset m73 new real wireless mini compact ultra-long life battery

1 piece

Specifications

bluetooth headset m73 black	CN¥ 0.0
bluetooth headset m73 skin color	CN¥ 0.0
bluetooth headset m73 white	CN¥ 0.0

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Mobile:86-17779861135

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brand: neutral

waterproof performance: life waterproof

chip type: zhongke lanxun

material: pc+abs

battery life: 4-8 hours

usage: in-ear

transmission range: 10 m

bluetooth protocol: 5.49

single earpiece/double earpiece: bilateral stereo

have authorized private brands: yes

whether cross-border export is exclusively available: yes

customization supported: support

patent source or not: no

mold type: private model

year of listing/season: other

style: sports style

3c certificate number: 2023010907584482

headset category: wireless headset

does it support two phones at the same time?: support connecting two mobile phones at the same time

warranty period: 1 month

Update time：20260410160857