Modem & DTU sale. As a China Industrial signal transmission supplier and wholesaler, CDEBYTE focuses on providing wholesale Industrial signal transmission. Products cover LoRa, WiFi, Bluetooth, ZigBee, CAN bus modules, data transmission radio stations, industrial routers/gateways, LORAWAN, Remote IO modules,Industrial signal transmission, etc., with nearly 100 inventions and utility model patents, and the products have passed SRRC, FCC, CE , MIC, KC, NCC and other authoritative certifications.