A11BS Lambskin Texture Ultra-thin Bluetooth Keyboard Leather Case with Pen Holder & Backlight For iPad Air 5 2022 / Air 4 2020 10.9 & Pro 11 inch 2021 / 2020 / 2018(Gold) Filter-Lan Cable and Tools General Compatible with OPPO: A57

General Compatible with OPPO:  A57

Protection and durability

one for headphone jack on PC/laptop/mobile phone

This tape offers extremely high electrical strength

After connecting the traditional sports camera accessories

A11BS Lambskin Texture Ultra-thin Bluetooth Keyboard Leather Case with Pen Holder & Backlight For iPad Air 5 2022 / Air 4 2020 10.9 & Pro 11 inch 2021 / 2020 / 2018(Gold) Filter-Lan Cable and Tools General Compatible with OPPO: A57Features: 1. Not just a protective case, built in bluetooth keyboard, more powerful 2. The keyboard and leather case can be separated 3. Bluetooth chip, fast speed, low power consumption, stable 4. Precise cut for easy access to all buttons and ports, giving you smooth operation 5. Stand, pen slot and backlight function, easy to use 6. Easy to insert and remove 7. Tablets are not included Product Specifications: 1. Bluetooth 3. 0 standard interface 2.