Ensemble Solutions Group - Maestro M110 modems are designed to provide connectivity across a broad range of M2M and IoT applications. They allow Internet connectivity via serial port to PLCs, Meters, Vending
Embedded Works - Maestro Wireless M100CDMAPLUS-V-Bun 2G CDMA/1xRTT Modem
Amazon.com: Dual-Band 3G Modem with Maestro M100 Sierra SL808X Module RS232 Mini USB Interface TCP/IP SMS : Electronics