Specification: Features:_x000D_1. The CH376 chip internally solidifies the FAT file system. The file operation is simple and fast._x000D_2. Support USB storage devices including U disk, USB hard disk, USB flash drive and USB card reader._x000D_3. Support multiple communication interfaces, support 8-bit parallel port and asynchronous serial port._x000D_4. The device mode is compatible with CH372. The host mode is compatible with CH375._x000D_5. Excellent quality and durability._x000D__x000D_Specifications:_x000D_Material: ABS_x000D_Model: HW-252_x000D_Type: MCU_x000D_Uses: Computer_x000D_Size: Approx. 4.8*2.7*2.7cm/1.89*1.06*1.06inch_x000D__x000D_Package List:_x000D_1 * Module Features: 1The CH376 chip internally solidifies the FAT file system. The file operation is simple and fast. 2Support USB storage devices including U disk, USB hard disk, USB flash drive and USB card reader. 3Support multiple communication interfaces, support 8-bit parallel port and asynchronous serial port. 4The device mode is compatible with CH372. The host mode is compatible with CH375. 5Excellent quality and durability. PackageList: