[Note]:The first time you connect your device, you need to use your phone or tablet device to search for the remote button on the Bluetooth connection page. If the device is dormant, simply press the button to activate it. If you encounter any problems during use, please contact us. [High-quality materials]: YuYue Electronic Wireless Bluetooth Media Button is made of high-quality plastic, smooth touch. And comes with mount, easy to use. [Plug and Play]: Just pair the button with the phone via Bluetooth. There are no additional installations or any apps to download. The included CR2025 battery has a long battery life of up to 2 years, and the wireless Bluetooth range can reach 30 feet. [Bluetooth wireless connection]: Compatible with most iOS devices that support Bluetooth 3.0 and higher, Android OS 4.4 or higher.But X and above, unable to activate siri. [Applicable]:Wireless Bluetooth Media Button Remote Selfie Control,Car Motorcycle Steering Wheel Music for IOS or Android.