... as memory card reader too;*With built-in polymer Lithium battery 1.with TFT screen 2.Built-in memory: ... , more than 17 languages. 8. Built-in good quality Li-ion battery. 9. Model color: Pink, Blue, Green, White, Black ... 5~7HoursLCD DisplayN/ASNR>85dBFrequency Response Range20HZ~20KHZ Physical characteristics Battery TypeRechargeable lithium-ion polymer batteryStorage Temp*-20 ~ +55Ambient Temp*-10 ~ ...