[Chip solution]：MT7628AN

[WiFi protocol]：IEEE802.11b/g/n

[Transmission power]：20~24dBm

[MCU main frequency]：580MHz

[Communication distance]： 200m

[Product size]：34.1*18.7*2.77mm/36.1*18.7*2.7mm

[Introduction]：The E103-W20 (7628) module is a low-cost and low-power IoT module based on MediaTek MT7688AN and MT7628AN. This module leads to all interfaces of MT7688AN/MT7628AN, supports OpenWrt operating system and custom development, has rich interfaces and powerful processors, can be widely used in smart devices or cloud service applications, etc., and can be freely used for secondary development .