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DMT - E1/PRI Cellular Channel Bank


E1/T1/PRI Cellular Channel Bank

The DMT is an E1 or T1 Cellular GSM Channel Bank that accepts incoming calls from an E1/T1 PRI interface of the PSTN or a PBX. The DMT can choose one GSM cellular channel to dial out according to the prefix of the destination mobile number based on least cost routing. The DMT can provide Call Detail Records (CDR) for traffic and accounting management.


DMT - E1/T1/PRI Cellular GSM Channel Bank




  • E1/T1/PRI to Cellular
  • E1/T1/PRI digital interface
  • Supports 2G and 3G GSM
  • 2G: 850,900,1800,1900MHz
  • 3G: 800/850/900/1900/2100HMZ
  • Least Cost Routing
  • CDRs (Call Detail Record)
  • CLID (Caller ID) control
  • Ringback Tone Simulation
  • SIM Card Switching Test
  • ASR Statistics
  • 1-year warranty


Antenna and SIM card options:


Antenna Collecting Box. Standard with the base unit.

DMT - Antenna Collecting Box


For connecting to outdoor directional or YAGI antenna, the optional AC-32 Antenna Combiner provides connectivity from all the DMT Cellular ports to a single external antenna.


DMT - AC-32 Antenna Combiner



To expand the DMT for support of up to 124 SIM Cards, the optional SCBox SIM expander allows each channel to expand and additional (3) Sim Cards. 


DMT - SCBox SIM expander



To expand the DMT for support of up to 992 SIM Cards, the optional SCE-900 SIM Expander allows each channel to expand and additional (32) Sim Cards. 


DMT - SCE-900 SIM expander


SCE-900 application - Portech




Have more questions about Portech Cellular or Audio Gateway products or solutions? Call us at 410-583-1701 or email us at questions@pulsesupply.com.