In ear headphones type of headphones in ear transmission mode cable port 35mm jack series audio technica ath c type of fitting in ear transmission mode wired features in line control microphone call functions end call answer call sound function in line volume control sensitivity 104 dbmw max power handling 20 mw driver 135 mm length of cable 12 m types of cable flat cable tangle free double sided jack shape l shaped earcup material silico