Power and channels Total output power: 100W 2 channels: 50W per channel Media playback and controls Supports MP3 playback via USB, TF (microSD), LINE IN, FM radio, BLUETOOTH Remote control included for convenient operation Supports folder selection and playback Folder navigation: FD+ to next folder, FD to previous folder Connectivity and usability Bluetooth for wireless playback and hands calling Supports calls; longpress the pause button to answer a call Power outage memory: retains state after power is restored Recording Recording is supported Recording operates only in TF or USB mode How to record: longpress the MODE button to start recording To cancel recording and play the recording file: longpress the MODE button again Exit recording mode: longpress the PAUSE button A storage device must be connected (USB flash drive or TF card) Main function summary Core functions: MP3/USB/TF/LINE IN/FM/BLUETOOTH with remote control Use scenarios Home audio setup: connect via USB/TF or LINE IN to play music, organize by folders, and navigate albums easily with FD controls. Office or workshop: use FM/BLUETOOTH for background music, with quick folder selection and remote control for hassle operation; power outage memory helps resume after outages. Small events or gatherings: Bluetooth for wireless streaming, remote control to manage playback, and the ability to record audio via USB/TF when needed.