•Comfortable All-Day Wear: Designed for prolonged use without discomfort, this earphone's unique non-in-ear design, even during extended wear •Adjustable Rotation: The earpiece can rotate 180° for a perfect fit, providing flexibility and comfort for both left and right ear •Extended Battery Life: Enjoy an impressive 30 hours of continuous music playback on a single charge, making it perfect for long journeys, workdays, and more •Real-Time Battery Display: Stay informed about the battery status with the built-in real-time battery display feature, ensuring you're never caught off guard Specification: •Bluetooth-compatible version: V5.4 •Listening time: about 30 hours •Headphone battery capacity: 200mAh •Wireless frequency: 2.4GHZ •Support protocol: A2DP1.3/HFP1.6/HSP1.2/AVRCP1.6/D11.3 •Transmission distance: 10 meters •Charging voltage/current: 5V/1A •Charging time: about 2 hours •Standby time: 200 hours •Speaker impedance: φ16MM 32Ω •Microphone sensitivity: -42Db Package included: •1 x Single Ear Earphone •1 x Charging Cable •1 x English and Chinese User Manual •Other items not include