Enjoy the music at anytime anywhere seems to be a wonderful experience， you need a portable music device which can be carried around， in addition， a good set of headphone is quite essential.This Brand New Pergear Mobilephone metal ear canal headpphone earbud features superior noise-isolationand high quality stereo music. Its head is made of metal， rigid and fashionable， also stands hundreds and thousandsof use. This Pergear earbud's cord ultilizes high tensile TPE material， even you grip the headphone into a ballof string， it would recover immediately， no wind no fussy and easy to straighten.Features: 1. Earbud's head is made of metal， fashion elegant and durable 2. TPE cord， full of flexibility， easy to be recovered from a bundle condition 3. Excellent noise-isolation， creating your own music studio 4. It comes with exquiste packing bag， vintage style 5. Earbud with Mic to receive the call or switch the music in your phone 6. Earbud with two earbud sleeves for replacementAbout Smart music SKIPs 1. Press the button of Mic once: stop the music you are playing Press one more: Music starts again 2. Double press the button: Skip the music to the next one 3. Press the button three times: Return to last songWhen you get a call， press the mic's button to receive and talk. Hang up? just press it again.Kindly reminder:Don't insert the earbud in your ear for a long time ， as continuous listening may damage your ear drum.This product is not compatible with the smartphone that applies MTK CPU， please pay attention to this before the orderSpecification: 1. Case: Tungsten steel 2. Diaphragm: 5U 3. Impedance: 32Ω±15％ 4. Sensitivity: 113±5dB at 1KHz，5mW 5. Frequency: 20Hz~20KHz 6. Rate power: 5Mw 7. Max power: 10mW 8. Material: TPE 9. Length: 125CM: Earbud to Mic(40CM)10. Audio socket: 3.5mmPackage contents:2x Earbud Ear Canal Headphones with Mic8x Earbud Sleeve for Replacement2x Packing Bag