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WiFi @ 2.4GHz with WPA/WPA2 security mode support. Built-in L106 ultra-low power consumption 32-bit micro MCU, main frequency support 80 MHz and 160 MHz, support RTOS. Support AT remote upgrade and cloud OTA upgrade.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.