Global Positioning Systems : Communication Stream

35sets of ORBCOMM Satellites are moving at 825km above the ground to provide a worldwide bothway packet data communication network.

Features

1. Antennas and Terminals are compact
2. Favorable at mountains, on the seas and in the world
3. Suitable for small amount data communication or unfrequented communication (Uplink 2,400bps, Downlink 4,800bps)