Direct Communication: Connect a data logger to a computer

Ethernet: Add TCP/IP to your datalogger network

Multi-drop: Connect many dataloggers with a single cable

Radio Frequency: UHF, VHF, spread spectrum, and ELOS

Satellite: High Data Rate GOES and Argos Transmitters

Short Haul Modems: Local hard-wired communication

Telephone: Cellular, land line, or voice telephone communications