Mutual translation in 136 anguages Offline translation is not afraid of no WiFi Includes Oxford Advanced 7th Edition body Carry Long standby Worry-free product name:Smart Translator Supported languages:136languages Networking:WiFiconnection or mobile hotspot screen size:2.88 inch HD screen Standby time:7-8hoursofuse after 13-15 daysofstandby battery capacity:1200MA battery Microphone array:Dual microphone array Colour:white Material:plastic Size:136x57x12mm Package Contents: 1 x Translator 1 x data cable 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. Includes Oxford Advanced 7th Edition body Carry Offline translation is not afraid of no WiFi Mutual translation in 136 anguages Long standby Worry-free