For Zero Development Board 4G+Expansion Board+Heat Sink For Zero 2W is powered by Allwinner H618 high performance quad-core -A53 processor with up to 1.5GHz, integrated Mali G31 MP2 graphics processor, supporting OpenGL ES 1.0/2.0/3.2, OpenCL 2.0, 1.1. It has 4GB LPDDR4 memory, supports 16MB SPI Flash, hasWi-Fi5,BT5.0,with BLE support. For Zero 2W can be extended with USB2.0, 100M Ethernet,IR receiver audio output, TV-out, power button, etc. via 24Pin connector with adapter board.ln addition, the 40Pin expansion port on the board further enriches the motherboard's functional interfaces and enhances the development potential. For Zero 2W adheres to the compact and exquisite design concept of the Zero series, with a PCB size of 30mm x 65mm x 1.2mm, and can be widely used in TV boxes, smart screen casting devices, smart home, smart gateway oT and otherfields. For Zero 2W supports Android 12 TV, Debian11, Debian12, Ubuntu22.04, Ubuntu20.04 , OS (Arch) and other operating systems. Due to different batches, there may be differences in product appearance, color, and printed text, which not affect the use. RAM: 4G Material: PCB colour: blue Package Contents: 1 x Development Board 1 x Expansion Board 2 x Heat Sink 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.