11. Multi-function BT remote control: Through the BT link, you can control the phone/tablet to increase or decrease the volume, pause playback, take pictures, video, page up and down, page left and right, like and other operations, freeing your hands. 22. Connection: Perfect control, which can realize complex operations such as volume increase and decrease, pause, video, like, previous or next video. Please note: If you are an IOS system, you must enable the assistive touch function of the system. 33. Capture stunning photos: You can remotely control the phone camera to take pictures, focus, switch modes from left to right, etc. Please note: Due to the different positions of the camera button in the mobile phone camera program, if the camera button (6 buttons) of the Bluetooth remote control does not work normally, please press and hold the 1/5 button or 3 /7 button (choose one) for 3 seconds to take a photo. 44. Wide range of uses: The left, right, up, and down buttons of this product correspond to the up and down, left and right sliding of the mobile phone screen, and the round and square buttons correspond to the click on the mobile phone screen. And all buttons support double-click and long-press to achieve different operations on the phone. The operation uses your imagination and far exceeds the functions we introduced. Use scenarios: taking photos, videos, watching videos, reading novels, etc. Model: Multi-function remote control Color: black, white Size: about 52*34*11mm BT version: 3.0 Weight: about 11g Frequency: 2.4GHz~2.4835GHz Effective distance: 10 meters Battery model: CR2032 1 x Wireless Bluetooth Remote Shutte Have a great time shopping!