Multifunctional Binaural Bluetooth Headset Motion Power Bank Phone Holder

Overview: Superior technology means superior sound: Experience premium sound quality and enjoy incredibly powerful bass, crisp mids and highs, and crystal-clear vocals, creating your own personal bubble that envelops you in premium acoustics. Ergonomic and never-fall design. Ultra-lightweight with silicone earbuds ensures long-lasting comfort. Backup for Your Devices. With a massive 2000mAh battery, the charging case can provide additional charging power for your smartphone or other mobile devices. It's a reliable backup power source when needed. Specifications Size: 11.3cm*9.2cm*4.5cm Weight: about 120g-140g Color: F9-5 digital black, F9-5 digital white Transmission range: 10 meters Function: battery display, voice control, call function, support music, multi-point connection Bluetooth protocol: 5.0 Channel: Stereo Bluetooth version: 5.0 (Binaural call) Supported protocols: A2DP, AYRCP, HCEP, HSP, SPP Operating temperature: -10°-55° Charging voltage: 5V- 500MA Earphone speaker: φ 8mm Earphone battery capacity: 50MaH Storage box battery capacity: 2000MaH Transmission distance: >10m Talk time: 4-5 hours Playback time: 4-5 hours Earphone charging time: 1 hour Storage box charging time: 2 hours Support system: all Bluetooth-enabled devices and phones Package Content 1 x Bluetooth Headset