 | 3COM 3C10114C 4-PORT NBX ANALOG LINE CAR 3COM - 3C10114C | $372 - $766  3 Merchants |
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 | ADTRAN ADTRAN 1200063L1 DSU III TDM FOUR PORT 1200063L1 ADTRAN - 1200063L1 | $470  ZoomTek.com |
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 | Sangoma's A200D 4 port FXO/FXS card delivers superior audio quality and is expandable to 24 ports in a 2U form factor, with echo cancellation. Sangoma - A200BRME | $455 Telephony Depot |
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 | ADTRAN T1 CSU ACE CSU - external - 1.544 Mbps - T-1 | $373 www.sayera.com |
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 | Micro NTU G.703 Standalone, 75-Ohm/120-Ohm | $308 Black Box Corp. |
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 | CC1600 Series Rackmount Modem System, V.92/56K Modem Card | $308 Black Box Corp. |
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 | 900-MHz Wireless Serial Data Extender, 1-mW 1-W (Selectable), 115-kbps RF, 14 mi. (22.5 km) | $410 Black Box Corp. |
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 | 900-MHz Wireless Serial Data Extender, 100-mW, 19.2- kbps RF, 7 mi. (11.2 km) | $364 Black Box Corp. |
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 | Wireless Serial Data Extender, 2.4-GHz, 50-mW, 19.2- kbps RF, 3 miles (4.8 km) | $319 Black Box Corp. |
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 | Wireless Serial Data Extender, 2.4-GHz, 50-mW, 9.6- kbps RF, 3 miles (4.8 km) | $319 Black Box Corp. |
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 | 900-MHz Serial Transceivers, RS-485, (2) Client/Server Units (Kit) | $326 Black Box Corp. |
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 | 900-MHz Serial Transceivers, RS-232, (2) Client/Server Units (Kit) | $326 Black Box Corp. |
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 | 2.4-GHz Serial Transceiver, RS-485, (1) Client/Server Unit | $263 Black Box Corp. |
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 | 2.4-GHz Serial Transceiver, RS-232, (1) Client/Server Unit | $263 Black Box Corp. |
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 | Omnidirectional RF Antenna with Bracket Mount (3-dB), 10-ft. (3.0-m) Cable | $282 Black Box Corp. |
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 | 10BASE-T/100BASE-TX G.SHDSL Two-Wire Extender/NTU | $410 Black Box Corp. |
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 | 10BASE-T/100BASE-TX Hardened Ethernet Extender over vDSL | $390 Black Box Corp. |
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 | RS-232 ISA Cards with ISP, 8-Port, 16554 UART | $432 Black Box Corp. |
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 | MicroRACK Control Module | $310 Black Box Corp. |
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 | 16-Port Managed MicroRACK SNMP/HTTP Card | $470 Black Box Corp. |
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 | MicroRACK, 16-Port | $342 Black Box Corp. |
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 | Panasonic 30GOBIFU Wireless cellular modem - CDMA 2000 1X EV-DO Rev. A, HSPA | $300 www.sayera.com |
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 | ADTRAN T1/PRI Network Interface Module ISDN terminal adapter - plug-in module - ISDN PRI T1 - 1.544 Mbps - T-1 - Frame Relay | $286 www.sayera.com |
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 | CSU/DSU 56/64 kbps | $340 Black Box Corp. |
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 | 19.2-kbps RS-232 Line Driver (LDM-MR19.2), Standalone | $395 Black Box Corp. |
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 | Modular Modem Eliminators, Chassis | $416 Black Box Corp. |
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 | SME-4M (for RS-232), 38.4 kbps Standalone | $310 Black Box Corp. |
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 | Synchronous Modem Eliminator, V.35 (DB25 Female) Standalone | $394 Black Box Corp. |
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 | Digital OuBase Module for 2.4-GHz Wireless Extenders for Digital or Analog I/O, (4) Digital In, (4) Digital Ou | $342 Black Box Corp. |
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 | 2.4-GHz Wireless Base Module for for Wireless Extenders, 100-mW, (2) DI, (2) DO/(2) AI, (2) AO | $399 Black Box Corp. |
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