6707123530629120 Businesspro Mall M5Stack USB Module with MAX3421E (行貨1年保養) USB is a USB driver module, integrated MAX3421E which adds USB host or peripheral capability to any system with an SPI interface. Ever up for adding the standar Product #: businesspro-M5Stack USB Module with MAX3421E (行貨1年保養) 2022-06-22 Regular price: $HKD$98.0 Available from: Businesspro MallIn stock