binaural bluetooth headset md528 wireless sleep side lying painless wear music audio noise reduction universal for men and women 双耳蓝牙耳机MD528无线睡眠侧躺无痛佩戴听歌通话降噪男女通用型

2 set

Specifications

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brand: neutral

function: ultra-long life battery, call function, support music, digital display screen

waterproof performance: ipx5

chip type: jerry

material: pc+abs

battery life: 4-8 hours

usage: ear-sticking

item no.: md528,x55

transmission range: 10 m

bluetooth protocol: 5.3

single earpiece/double earpiece: bilateral stereo

whether cross-border export is exclusively available: yes

customization supported: support

patent source or not: yes

patent no.: 6826862

patent type: design patent

mold type: male die

style: creative design

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Update time：20260410162446