For OnePlus 9 Pro Multifunctional Frosted Zipper Wallet Leather Phone Case(Blue) Tag-Speaker Ringer Buzzer the interface has been tested

the interface has been tested and adjusted many times to ensure that the network card maintains excellent communication performance after multiple plugging and unplugging

anti-static dry flex circuit design

General Model QF450

Power supply mode: solar panel + battery

For OnePlus 9 Pro Multifunctional Frosted Zipper Wallet Leather Phone Case(Blue) Tag-Speaker Ringer Buzzer the interface has been tested1. It is simply shaped and turned to leave a pure and comfortable impression on everybody. 2. The case can fit your phone well and make a big difference on protecting your phone from scratch, shock, slip and so on. 3. Functional card slots,Wallet and stand ,convenient for use . 4. Easy access to all ports and buttons without removing the case. 5. Owing to the artistic design, such as zipper, lanyard and so on, the case is very stylish and popular.