Audio-Technica ATH-CKX5iS In-ear sport earphone with In-line Mic & Control - Discontinued add headphone stand option The metal housing won't cause

The metal housing won't cause any allergic reactions on your ears as they are completely hypoallergenic

It has excellent electroacoustic energy efficiency conversion

Upper lid and compartment

Bass is well-controlled with sufficient quantity

Audio-Technica ATH-CKX5iS In-ear sport earphone with In-line Mic & Control - Discontinued add headphone stand option The metal housing won't causeMusic is your energy for life the fuel for your heart and soul. SonicFuel headphones are specifically designed for active, daily use, to power you forward by delivering extraordinary comfort, style and an immersive listening experience that never sounds artificial, processed or filtered. Just pure sonic goodness for the high octane tempo of your life. The ATH CKX5iS SonicFuel in ear headphones feature stay in place fit, providing unique comfort in