Easy On/Off Magnet Switch - Turn on headphones by separating ear shells and turn them off by bringing ear shells together. A big battery saver. You can leave it around your neck while not using it.
Premium Sound Effect - Sennheiser exclusive dual-drive brings you detailed sound and dynamically unforgettable bass.
Ear-kissing Comfort Level - Water-base binder silicon material earbuds gently kiss your ears and stay in your ear canals securely. The flexible material fits any ear canals sizes and provides no room for outside air to come in, which allows a better music experience.
Fast and Stable Auto-connection - Newest Bluetooth 4.2 technology offers real-time automatic connection and second device pairing, usually within 1 second.
No Burden Design - Extremely lightweight, minimal size, and 8 hours playtime design helps you fully concentrate on your life routine. Play music wherever you go from sunrise to sunset.
