Digital alarm clock with three brightness levels (low / medium / high). Three operating modes: speaker / TF card / AUX input. Supports MP3 playback, speaker, and AUX input: enjoy music from multiple sources. High-definition microphone: can be used to answer mobile phone calls. Built-in FM radio: listen to multiple radio stations. Mirror display screen: can be used as a mirror. 1800 mAh battery capacity: sufficient for a long period of use. Wireless phone charger: to easily charge compatible devices without the need for cables.