Brand SY Model SY-X5 Type Portable Colors Black Quantity 1 Material ABS Internal Memory No Memory Card Type TF Max Extended Capacity 32GB Media Format MP3 Total Power 2W Impedance 4ohm Channels 2 Remote Type N/A Interface TF card slot / USB 2.0 / 3.5mm jack / power port Radio DSP full band FM Frequency FM: 64-87(87~108)MHz MW: 520~1710KHz SW:5.6~22MHz Power Supply Built-in rechargeable battery Built-in Battery 500mAh Plug Type USB Other Features Adopts US new DSP full band radio technology assuring high sensitivity selectivity and stability and improving SNR and anti-interfere capability; Uses concise mechanical switch and band function; Traditional analog frequency to reduce EMI noise caused by MCU to ensure high SNR sensitivity; Powered by 3 x AA batteries or BL-5C lithium battery the lithium battery can be charged through computer and cellphone; Convenient to use; MP3 player uses LED digital tube for displaying time and song; Built-in card reader Packing List 1 x Radio 1 x Lithium battery 1 x USB cable (80cm) 1 x Antenna (392cm) 1 x English user manual 1 x Strap (19cm)