Great sound with deep bass elevates audio performance in a convenient and portable mobile package Sound Isolating design featuring comfortable sound isolating sleeves blocks up to 37 dB of ambient noise for extended listening, without distractions Bluetooth 4.1 pairs with most phones, laptops and tablets, with up to 8 hours of battery life and 30 feet (10 meters) of range. Multi-point pairing enables pairing of up to two devices transitions from the office to on-the-go between multiple sources and media Control your world at your fingertips three-button remote and mic offers audio for phone calls, voice commands and other voice-activated device features Ergonomically-optimized earphones designed to rest comfortably in the ear for unmatched comfort and personalization Wireform, behind-the-ear cable provides customized, stable and secure fit Wireless SE112 Sound Isolating earphones with Bluetooth Communication cable provide hour-afterhours of vivid sound with deep bass, the freedom of wireless and simplicity of Bluetooth. Providing up to 8 hours of immersive audio on a single charge, up to 30 ft. (10 m) of range and remote + mic hands-free control and functionality, Wireless SE112 Sound Isolating earphones are an essential tool for today?s mobile media consumer. Includes USB charging cable, fit kit and zippered carrying case.