Networking mode: wifi/ hot spot/offline System: V-OS 8.1 Resolution: 640 x 1280 Screen size: 4.1 inches RAM+ROM: 1+ 8/1 +16 Battery: 1500mAh Standby time: 15 days Usage time: 5-7H Product size: 118 x 55 x 11mm Voice translation: 17 offline and 138 online 75 kinds of online, 40 kinds of offline Recording: Support Bluetooth: Support,Sruton 13 system menu languages: Chinese Simplified Chinese Traditional Japanese German English Spanish French Indonesian Vietnamese Russian Korean Arabic Thai Speech translation offline 17 translation languages: Putonghua Taiwanese English (American) Japanese French Korean German Russian Thai Arabic (Saudi) Indonesian Hindi (Indian) Italian Spanish Portuguese Dutch,Sruton Hungarian Color: Black Material: ABS+GLASS Package Contents: 1 * translator Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.