WIFI:NoDSP:AB5362B DAC:AB5362B Dimensions (WxHxD):- Body Material:plastic Bluetooth:Yes Supports EBook Reading:No Operation Mode:Touch Tone Storage Type:Flash Memory Have Speakers or not:Yes Supports FM:Yes Battery Specification:External Power Signal Noise Ratio:89dB Supports Recording Function:Yes Display Size:None Package:No Function:Voice Recorder,FM Radio,bluetooth,Build in Speaker Model Number:Bluetooth 5.0 MP3 decoder board Style:Pure Audio MP3 Battery Life:> 20 hours Screen:Yes Balanced Out:No External Memory:Yes Audio Format Support:MP3, WAV,FLAC,ape,WMA Origin:Mainland China Certification:CE battery:not include power supply:DC 12V Feature 1:Support folder playback Feature 2:Support call Feature 3:Support power off memory Feature 5:Folder switching function Feature 6:Support song format MP3 /WMA / WAV / APE / FLAC Feature 7:Bluetooth 5.0 Feature 8:mp3 player with bluetooth Feature 9:Color screen display Feature 10:Bluetooth 5.0 Car MP3 Player Feature 11:true stereo dual channel Feature 12:Support song format MP3 /WMA / WAV / APE / FLAC Feature 13:recording 12V Wireless Handsfree Bluetooth 5.0 MP3 WMA Decoder Board Car Audio USB TF FM Radio Module Mp3 Music Player Speaker with Remote Bluetooth version 5.0 Recording microphone function Music format: MP3/WMA/WAV/FLAC/APE lossless music format Radio FM frequency: 87.5108 MHZ Folder switching function Function: support MP3/USB/TF/LINEIN/FM/Bluetooth/remote control /DC 12V About structure: Panel size: length 75 * width 50 MM, screw holes around the panel, and the depth of the panel is 23 mm. Keys and interface functions 1. PLAY/PAUSE: short press is the switch between pause and play; Long press is FM automatic radio station; 2. PREV/VOL-: Short press is to select the previous song; Press long to decrease the volume; Double click to switch to the previous folder; 3. NEXT/VOL+: Short press is to select the next song; Press long to increase the volume; Double click to switch to the next folder; 4. LED: Digital screen display, showing red. 5. REPEAT: Press once for single loop, and then press once to cancel single loop. 6. EQ: Sound field mode, testing 6 kinds of sound quality; (Classical) (Jazz) (Rock) (Bass) (Pop) (Normal) 7. Mode: Switch between USB/TF/FM/LINE IN/Bluetooth 8. AUX: Audio input interface 9. IR: infrared receiving module 10. TF: Connect TF memory card (maximum support is 32GB)