The JVC HA-EC30BT with Bluetooth wirelessly technology - simply pair your device and you are ready for your journey. - The softly-curved ear clip provides a comfortable, secure fit and the 8 hours battery life allows an extended work out. - They are water resistant (IPX5), and includes smart cable management, with a magnetic housing to hold the two ends together around the user's neck when not in use. - An in-line 3 button remote control gives you the freedom to change volume and take that important call on the move. Features: - Wireless connection with Bluetooth - 8 hours of listening with built-in rechargeable battery - Water resistance: headphone units IPX5, remote unit IPX4 - In-line 3-button remote and mic - Open type earpieces allow users to be aware of ambient noise while running - Dimples on soft ear clip for comfortable and stable fit while running - Headphones with magnetic clasp for wearing around neck etc. when not in use - Supports AE Run & Music training app for smartphones