Sennheiser Wired Earphone CX 275 S Wired aux-In and acts as FM

aux-In and acts as FM antenna

And if the battery gets low

Hands-free calls with in-line remote and microphone

Built-in rechargeable battery (Charge through USB)

Sennheiser Wired Earphone CX 275 S Wired aux-In and acts as FMThe CX 275s is a high quality in ear headset that is compatible with all major smartphone and tablet brands and delivers Sennheiser quality sound on the go. Find out what German engineering is all about. Impedance 16 Connector 3,5mm plug, 4 pole Frequency response (Microphone) 100 10. 000 Hz Frequency response (Headphones) 17 23000 Hz Sound pressure level (SPL) 121 dB Ear coupling In ear Cable length 1. 2 m Transducer principle dynamic, closed Weight