E-book: supports TXT document format<br> Charging interface: TYPE-C USB1.1 charging<br> Bluetooth compatible version: 5.2 (supports both broadcast and video)<br> Video format: AVI, 128x160 (you need to use the conversion tool to convert by yourself)<br> Software language: Simplified Chinese, English, German, Italian, Spanish, Dutch, Portuguese, Russian<br> Screen: Yes<br> Style: mp3<br> Support recording function: yes<br> Support FM: Yes<br> Whether there are speakers: Yes<br> Operation method: touch screen + button sound<br> Support e-book reading: Yes<br> Bluetooth Compatible: Yes<br> Memory card options: B-no memory card / A-with 32G memory card<br> Display: 1.8-inch 128x160 TFT screen<br> Operation mode: full screen touch + buttons<br> TF card expansion: ≤128GB<br> audio format:<br> APE (fast/normal compression, 800Kbps-1000Kbps, sampling rate 8KHz-48KHz),<br> FLAC (1000Kbps-1200Kbps, sampling rate 8KHz-48KHz),<br> MP3 (8Kbps-320Kbps, sampling rate 8KHz-48KHz), MP3 (8Kbps-320Kbps, sampling rate 8KHz-48KHz)<br> WMA (5Kbps-384Kbps, sampling rate 8KHz-48KHz), WAV (32Kbps-1536Kbps, sampling rate 8KHz-48KHz)<br> AAC-LC (8Kbps-320Kbps, sampling rate 8KHz-48KHz)<br> Recording format: WAV<br> Picture: Support JPG/JPEG/BMP<br> Battery capacity: 200mAh/3.7v lithium battery<br> Charging specifications: 5V/1A input<br> Charging time: about 2 hours<br> Speaker: 1Wx8 ohm<br> Environmental requirements: -5℃-40℃<br> Analog output: 3.5mm analog output<br> Material: abs<br> colour: Black<br> Package Contents:<br> 1 x headphones<br> 1 x data cable<br> 1 x MP4 music player<br> Only the above package content, other products are not included.<br> 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.