a520 wireless bluetooth headset digital display ear-mounted sports noise-canceling business ultra-long standby high sound quality stereo

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brand: neutral

waterproof performance: ipx5

chip type: jerry

battery life: 4-8 hours

usage: ear hanging type

item no.: a520

transmission range: 10 m

bluetooth protocol: 5.3

single earpiece/double earpiece: bilateral stereo

color: a520 ear hanging black, a520 ear hanging blue

have authorized private brands: yes

whether cross-border export is exclusively available: yes

customization supported: not supported

patent source or not: no

mold type: private model

year of listing/season: 2023-1

style: sports style

digital display power: ultra-long life battery

sports style: creative design

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Update time：20251111135153