<br>Multi-function Portable 2.4 inch Display Screen E-book Calculator, <br>Support Sound Recording Radio Music & Video Playing <br>Picture Browsing<br>1. Material: ABSMetal<br>2. Battery capacity: 900 mAH<br>3. Standby time: 30 days<br>4. Charging mode: USB<br>5. Return one key to the calculator interface (e-book or video interface can return to the calculator state with one key)<br>6. Backlight brightness: 1-5 adjustable<br>7. Built-in memory, you can also insert another memory card.<br>8. Music Playing: Support WMA, WAV and other formats.<br>9. Image browsing support: JPEG, BMP, GIF format browsing<br>10. Video playback support: AMV, AVI format video playback<br>11. Support 24 languages: Simplified Chinese, Traditional Chinese, <br>English, Japanese, Korean, French, German, Italian, Dutch, <br>Portuguese, Spanish, Swedish, Czech, Danish, Polish, Russian, <br>Turkish, Hungarian, Romanian, Arabic, Hebrew, Thailand <br>Indonesia, Greece<br>12. Functions: recording, radio, text document reader, calculator, time and calendar display<br>13. Weight: 125 g<br>14. Size: 15.5x7.5x0.9cm