The iBTW281 Dual alarm clock speaker system with wireless fast charging wirelessly charges your Qi-compatible phone and charge a secondary device through the USB port. Set an ambiance and enjoy 7 color changing modes and wake up to 8 different wake-to modes. Stream music wirelessly and enjoy great audio sound or take calls hands-free through speakerphone. Connect your iBTW281 to your Bluetooth enabled phone and access Siri or Google Assistant. Set alarms and enjoy dimmable backlit buttons.