Zero is a cost-effective Linux micro-development board, based On RV1106G3 chip to provide a simple and efficient development platform for developers. Supports a variety of interfaces including MIPI , GPIO, UART, SPI, and USB etc., with an onboard wireless module, which is ideal for a wide range of embedded applications. Onboard 2.4GHz WiFi 6 and Bluetooth 5.2 (LE) Bluetooth Module, Providing Stable Connection And Efficient Transmission. Antenna Switching: Flexible Switching Between External Antenna and Onboard Antenna to meet more usage scenarios. MIPI 4- Interface: Composed of dual MIPI- (2-) interfaces. Equipped with a 2030 cavity speaker, 8Ω, 2W. It boasts a compact design, high sound quality, and a built-in sound chamber. Multiple Audio Interfaces: Onboard microphone + speaker header, meets a variety of audio application scenarios. Single-core ARM -A7 32-bit core with integrated NEON and FPU Built-in for Rockchip self-developed 4th generation NPU, features high computing and supports int4, int8, and int16 hybrid quantization. The int8 computing power of RV1106G3 is 1TOPS Built-in self-developed third-generation ISP3.2, supports 8-Megapixel, with multiple image enhancement and correction algorithms such as HDR, WDR, multi-level noise reduction, etc. Features powerful encoding performance, supports intelligent encoding mode and adaptive stream saving according to the scene, saves more than 50% bit rate of the conventional mode so that the images from the camera are high-definition with a smaller size Built-in 16-bit 256MB DRAM DDR3L, which is capable of sustaining demanding memory bandwidths Color: Black Material: PCB+Metal Package Contents: 1 x Zero Development Board 1 x Speaker 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.