ZF4POHY True Wireless Stereo In-Ear Earbuds + 850mAh Portable Power Bank

Features: IPX7 waterproof, suitable for running, climbing, etc. 4.2 connection, effective distance of 10 meters. Comes with 850mAh portable power bank. The power bank can also be charged for your phone. The earphone can be used separately and at the same time. Ergonomic design, no need to worry about falling off. Get rid of the restriction of wired earbuds. Description:Waterproof level:IPX7 waterproof Transmission distance:10 meters. Mobile Phone Power Capacity:85m Standby Time:100 Days Call Time:50H Input:5V/1mA Output:5V Frequency:2.402G-2.480GVoltage:3.4V-4.2V Earphone Battery Capacity:45mA Impedance:32ΩCharging Time:2HWorking Time:3-5 hours Specification:Material:Metal+Plastic Color:Black,Red,Blue Product size:22*27*105mm. Package Size:1 4.5*4*4.3*7cm Package Contents:2 x Stereo Earphones 1 x 850mAh 1 x Data Cable 1 x User Manual Notes: 1. Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures.2. Due to different personal measurement techniques, there may be a physical error of 1-3 cm. Thank you!