Combining dynamic playback from rare-earth-magnet drivers encased in aluminium, the Pioneer In Ear Bluetooth Headphones provides clear and crisp audio in a compact design. Deep, taut bass and clear mid-range for beautiful vocals Instant Bluetooth connection with NFC Supports multi-pairing (max 8 devices) for shared listening Slim in-line remote for easy phone call & music control Earphone-cable slider enables easy bundled storage Soft, comfortable neckband and cables feature lightweight remote and battery Four earphone tip sizes assure a firm seal The Pioneer In Ear Bluetooth Headphones feature a soft and secure silicon neckband that fits your body shape and is very comfortable. Stay connected with Pioneer Notification App for Android to read alerts, with a voice-activated reply function that’s great when you need to keep moving.