Bang & Olufsen Small in size but big on sound, B & O Play's E8 wireless earphones boast four hours of playback in one charge and no tangled wires in sight. Designed with everything from working out to commuting in mind, the practical hands-free design features intuitive touch control so you can take calls and change albums via Bluetooth. The best part? The handy leather pouch doubles as a protective case and a charging power bank, offering an additional eight hours of music when you're on the go. - Compatible with MP3, cell phones and other audio devices