Item:Safety Goggles
Type:Clear
Material:PC+PVC
Cartification: CE
MOQ:5000pcs
Package:1pcs/bag
Payment Terms:50% before production,50% before shipping
What is a bone conduction earphone?
What is a bone conduction earphone?
Bone conduction is a sound conduction is voice conversion for different frequencies of mechanical vibration, through the skull and bone lost, inner ear lymph transfer, spiral, listen to auditory nerve and central to transmit sound ... 【details】
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