Celio Universal HV-800 Bluetooth A2DP Stereo Wireless Headset Headphone Earbuds for Mobile Phone - Purple Comfortable around the neck lightweight in a sweat proof easy to wear design. Talk and music controls High-definition audio with noise suppression and echo cancellation Up to 10 hours of talk time Up to 15 days of standby time Easy to operate power slide switch. Connect to two devices at the same time.