Sleek and unique design: The 270-degree rotatable microphone allows you to adjust the angle and fit this headset to your right or left ear. Lightweight and soft design. The unique high-end carrying case protects the headphones from damage and loss.Smart features and long battery life: Our Bluetooth headphones support Siri voice prompts and mute function, one-key power on and enter pairing mode, 1-to-2 connection. Long battery life, 180 hours of standby, 9 hours of talk time, 8 hours of music playback on a full charge. Has a 33 ft (10 m) Bluetooth operating range.Clear and high-quality audio: Noise-cancelling boom microphones and dynamic speakers broadcast your voice clearly as you move and perform tasks while having a phone conversation or talking to someone, enabling you to enjoy music and talk freely.Universal compatibility: Bluetooth headset with microphone V4.1 provides you with a stable call environment and fast pairing with smartphones and tablets, compatible with iPhone, Samsung, LG, Motorola and other Android phones.Extra-long battery life: Extra-long battery life, 180 hours of standby time, 7-8 hours of talk time, 6-8 hours of music playback time on a full charge