Dual-core ARM -A9 1.2G HZ Integrated 2* PHY Support 1000M/100M/10M rate mode auto-negotiation and standard MIB statistics Support IEEE802.11a/b/g/ac/ax wireless LAN communication protocol Support Wi-Fi AP mode and STA mode Support WPA, WPA2, WPA3 encryption and decryption, support China WAPI standard Support M.2 interface, can expand 4G/5G applications Due to different batches, there may be differences in product appearance, color, and printed text, which will not affect the use. Colour:Blue Material:PCB Package Contents: 1 * Development Board 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.