Plantronics Mobile Phone Flex Grip Flex Headset with Noise Cancelling Technology sound please clean the surface before

please clean the surface before use

Voice amplifier

while Perytong sleep headphones is so lightweight (like having nothing on your head)

Reduces shock and absorbs moisture

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Plantronics Mobile Phone Flex Grip Flex Headset with Noise Cancelling Technology sound please clean the surface beforePlantronics Mobile Phone Flex Grip Flex Headset with Noise Cancelling Technology Plantronics Mobile Phone Flex Grip Flex Headset with Noise Cancelling Technology. 2. 5mm Headset compatible with ALL 2. 5mm & 3. 5mm adapter included to fit ALL 3. 5mm audio ports. Ear Sponge for extreme comfort included. Can be used in either ear. The Flexible hook on the bottom holds Headset to your ear over the earlobe. Works on Apple, Samsung, HTC, LG, Sony,