HD large screen, HD high-resolution retina screen, no matter how long you watch, it won't hurt your eyes. Multi-touch visual operation, real-time full-screen display, Chinese and English synchronization, no need to turn pages. Simple U interface design, more user-friendly interaction, stronger user experience Multimedia speaker mobile phone with the same AAC original specifications plus special box cavity design, microphone array noise reduction technology, more fidelity and clear external sound effects; Durable scanning head has been tested for 100,000 times of stretching, and rebounds sensitively Bluetooth 4.0 can connect Bluetooth headphones and speakers High-capacity high-voltage polymer lithium battery, ultra-large capacity and more durable Product name: Scanning dictionary pen (global translation) Processor: Quad-core ARM-A7 Body storage: 1G RAM.8G ROM Screen size: 3.5 inches 340 x 800 Usage: offline, WFI connection Charging interface: Type-C Microphone: dual microphone noise reduction Battery capacity: 1800mAh Speaker specifications: 1.4waac aluminum film high-fidelity speaker Color: black Material: ABS Size: 14.8x4.5x1.3CM Package contents: 1 x Scanning dictionary pen 1 x USB data cable Only the above packaging content, other products are not included. Note: Light and different monitors may cause the color of the items in the picture to be slightly different from the actual object. The measurement allowable error is +/- 1-3cm.