【Work with NEEWER Teleprompter App】The NEEWER RT113 remote control connects directly to your smartphone/tablet via Bluetooth, compatible with iPad iPhone Samsung Huawei Android devices. Works with the "NEEWER Teleprompter" app to help you record videos, tutorials and presentations. Note: Not compatible with Windows OS | 【Wide Compatibility】 Not only does it work perfectly with the NEEWER teleprompters (X1 Pro, X10, X12, X14, X16, X17, X17 II etc), but it also works perfectly with whatever brand of teleprompter you use. Just pair it with your mobile device in the system’s Settings > Bluetooth panel, then you are good to go. Note: Before connection, please enable Bluetooth and Location Services on your device | 【Effortless Operation】 Use the remote to play/pause the script, change font size, control scrolling speed, and turn the page up and down within the NEEWER Teleprompter App. The App is available from App Store and Google Play Store free of charge | 【Noise Free Recording】 Silent and tactile control buttons make operation effortless and discreet, so your audience will not notice | 【Power Source】 Powered by 2 x AAA batteries (sold separately). It can be turned off manually to save battery power. Compact and lightweight, you can use it anywhere