The large 1.8-inch color screen makes reading clearer and easier, day or night. There are 4 music playback modes: Bluetooth connection; TF card ( 32gb); U disk (32 gb); Aux cable.Bluetooth car charger with PD 30W Type-C and QC3.0 18W USB charging interface, support Samsung super fast charging and ipad pro, iphone, Google, Android mobile device fast charging.Sound output will be better when both effects keys are turned on - the bass/treble mode can be easily adjusted by simply rotating the "EQ" button and you'll enjoy the powerful or tranquil music you like. Car Bluetooth transmitter for clearer hands-free calls and music.The 1.8-inch color display provides a wider visual interface with a clear view of incoming phone numbers, music names, song lyrics, music volume, FM frequency, battery voltage, Bluetooth connected devices, and vivid music spectrum informationYou can make calls, send text messages or navigate voice notifications via Siri or voice assistant, and the built-in Bluetooth 5.1 chip offers a stable FM streaming music connection and a speaker phone