3 Pairs Silicone Earplugs Wireless In-ear Earphones Earbuds Low Noise Earbuds Replacement for BOSE QC30/QC20
Volume Control : Yes
Active Noise-Cancellation : Yes
Style : In-ear
Brand Name : ZUIDID
Communication : Wireless
Certification : NONE
Control Button : Yes
Vocalism Principle : Hybrid Technology
Origin : Mainland China
Frequency Response Range : -Hz
Function : Common Headphone,Sport