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Wide Area Network (WAN) communication:
1. An optional General Packet Radio Service (GPRS) radio
module provides coverage within cellular infrastructure.
2. An optional private DataTAC
coverage within the private DataTAC network infrastruc-
ture.
3. An optional iDEN (Harmony) radio module provides
coverage within the private iDEN network infrastructure.
It is also possible to use GPRS and WLAN communication by
installing both radios within the HDT 600.
2
radio module provides
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