The Optoma NuForce BE Live5 break away from traditional earphones with a new battery design that enables a 20% shorter form factor while delivering eight hours of battery life. The length of the earphone places it closer to the ear for a secured fit that matches active lifestyles. The design employs 8mm drivers – 30% larger than traditional wireless earphones – in aluminum and polycarbonate housings for lightweight and superior sound quality. AAC and aptX Bluetooth codec support ensure excellent sound when paired with the latest Apple and Android devices. IPX5 water resistance ensures the earphones can easily withstand rain, snow, and sweat.