Color Black Brand N/A Model WS-01 Quantity 1 Piece Material Plastic Shade Of Color Black Screen Size 1.1 inch Screen Display Transmitting FrequencySong Name Screen Resolution 480 x 234 Function MP3 Player FM transmitter Power Off Memory Function No FM Frequency Range 87.5~108MHz FM Transmit Distance 8 m Audio Formats MP3WMA File Format TXT Audio Mode NaturalRockPopular Remote Control Yes Remote-controlled Distance 5 m SNR 85dB (FM: 65dB) Bitrates 48~320 Kbps Interface/Port USB 2.0SD card slotTF card slot Storage Interface SDTF Built-in Flash Memory 0 External Memory Max. Support 16 GB Power Supply 12~24 V Packing List 1 x MP3 player 1 x Remote control (1 x CR1220 battery included)