Single-core ARM -A7 32-bit core, integrated with NEON and FPU Built-in Rockchip's self-developed 4th generation NPU, high computing precision, supports int4, int8, int16 mixed quantization, RV1106G2 int8 computing power is 0.5TOPS. Built-in self-developed 3rd generation ISP3.2, supports 5 million pixels, supports HDR, WDR, multi-level noise reduction and other image enhancement and correction algorithms. With powerful encoding performance, supports intelligent encoding, adaptively saves bitstream according to the scene, saves more than 50% bitrate compared to conventional mode, not only can high-definition pictures, but also has smaller video size. Built-in 16-bit DRAM DDR3L, which can meet demanding memory bandwidth requirements. Processor: RV1106G2 NPU: 0.5TOPS Memory: 128MB DDR3L Name: 4-inch IPS touch screen 720x720 Resolution: 720x720 Communication interface: RGB666 Screen size: 4 inches Display panel: IPS Touch type: capacitive Touch chip: GT911 (The product appearance and printed words depending on the batch, but this does not affect use) Specification:B:with WIFI Bluetooth Colour:As Shown Material:Plastic+LED Package Contents: 1 x LCD Touch Screen 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.