• 130° Rotation Angle Adjustment Open Ear Design: The open-ear headphones are built around the ear, and can rotate flexibly by 130 ° leaving the inner ear open to ensure long-term wearing comfort. The ergonomic and flexible ear hook offers stable and secure fit for walking, running, and even jumping
• Combined with the charging case, the battery life is 18 hours: it can be used for 5-6 hours on a single full charge, and the standby time is about 300 hours
• LED battery level display controls real-time battery level: The LED battery level display provides a clear view of the charging case and headphone battery level, providing a more intuitive understanding of the battery level
• Sensitive control, touch response: adjust volume to switch songs, answer and hang up calls, fully control operation instructions
• Experience a new form of wireless listening: 13mm speakers use sound pointing technology to accurately transmit sound into the ear canal, achieving a "no in ear"+"true wireless" listening experience

Specification: 

• Bluetooth-compatible version: V5.3+EDR
• Bluetooth-compatible chip: JELI AD6983D
• Bluetooth-compatible frequency range: 2.402-2.480GHz
• Bluetooth-compatible data stream: A2DP, AVCTP,AVDTP,AVRCP,HFP,SPP
• Bluetooth-compatible connection distance: about 10-15 meters
• Music playback/call time: approximately 5-6 hours (long battery life)
• Adjustable ear hook angle: 130 °
• Standby time: approximately 300 hours
• Support voice assistants (Siri, Google)
• Headphones Charging time: approximately 1 hour
• Charging case Charging time: about 2 hours, Type-C port charging
• Earphone battery: 40mAh
• Charging compartment battery: 300mAh A-class with protective board
• Speaker specifications: Diameter: φ 13mm, 32 Ω Strong sound quality
• Microphone sensitivity: -42dB ± 3
• Sound output: approximately 22mW
• Signal to noise ratio: ≥ 95dB