10 PCS Headphone Microphone Core Cover For VXI BlueParrott B450-XT B450XT Tag-Laser Machines High quality back housing cover

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10 PCS Headphone Microphone Core Cover For VXI BlueParrott B450-XT B450XT Tag-Laser Machines High quality back housing coverMicrophone cover function: 1. Non slip, without ear cotton, the earphones are easy to fall off the ears and are not worn firmly. 2. Prevent sound leakage and fully enjoy the sound from the headphones 3. Prevent the resonance between the earbud shell and the ear bone, and relieve the ear discomfort caused by wearing the earphone for a long time 4. Material: sponge 5. Compatible Models: For Vxi BlueParrott B450 XT B450XT Specification: Package Weight