Features: for BPIM4 with significant performances improvement Upgraded to H618, CPUs frequency increased by 25%, memory upgraded to DDR4, capacity doubled, and 8GB eMMC added. Supports 5G WiFi, and the USB port has also been upgraded to TypeC. Its external size and 40pin connector are the same as RPI W, and it will be suitable for most shells and accessories. Support Allwinner H618, 4core ARM A53 processor ARM G31 GPU 2.4G/5G wireless networking and Bluetoothcompatible4.2 LPDDR4 memory 8G eMMC flash memory Support 1x USB2.0 TypeC OTG5V power supply 1x USB2.0 TypeC 1x miniHDMI2.0a 1x 24 pin FPC connector 1x USB2.0 1x 100Mbps Ethernets For Developers, engineers, students, and those interested in the Internet of Things, embedded system, and smarthomes. Specifications: Material:PCB For Banana Pi BPIM4 Development Board Processor: Allwinner H618, 4core ARM A53 processor ARM G31 GPU Upgraded to H618 Memory: Upgraded to DDR4 Supports 5G WiFi TypeC Size:Approx 6.5x3cm/2.56x1.18in Note: Due to the problems of lighting effectsand shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-2mm error due to manual measurment. Package includes: 1PC For Banana Pi BPIM4 Development Board