Serial (RS-232) Computer Modems
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240 Results
US Robotics 56K Serial Controller Faxmodem 2006 USR 5686G V.92 V.90 NOS SEALED
C $55.00C $9.99 shippingIBM 7507-017 Modem
C $68.46Hayes V Series 9600 V 5.3 External Smart Modem With Power Supply
C $54.77or Best OfferZoom Fax Modem Model 2949 56K Dual Standard V.90& K56FLEX 2949L
C $41.06or Best OfferSignalman Modem Anchor Automation Mark II Atari Vintage Gaming
C $24.65C $32.63 shippingSignalman Modem Anchor Automation Mark II Atari Vintage Gaming
C $27.37or Best OfferC $20.37 shippingHAYES 2004AM V-SERIES SMARTMODEM ULTRA 9600 EXTERNAL MODEM "TESTED"
C $68.46C $68.45 shippingSupraModem 2400 Baud Modem Telephone Computer Networking Complete in Box
C $41.06or Best OfferNew ListingSupra FaxModem 288 External Dial-Up RS-232 Serial Modem 28,800 bits/second bps
C $20.530 bidsEnding 17 May at 16:12 EDT6d 19hMicrohard BulletCAT11 - 600 Mbps CAT11 LTE Ethernet/Serial Gateway MHK117700
C $450.00or Best OfferFree shippingModem Router USR-G781 Transparent Data Transmission RS232 RS485 Serial New
C $187.98Was: C $206.58Free shippingCardinal Connect Model 2460 33.6k 56k upgradable External Fax Modem - New In Box
C $34.16or Best OfferData Remote CDS-9022-1X CDMA Analog Tri-mode Cellular Modem, RS232 SMS DCS-9022A
C $205.37or Best OfferOpen Box Pepwave Max BR1 Mini 4G LTE Router W Antennas MAX-BR1-MINI-LTEA-W-T-PRM
C $179.10or Best OfferC $39.79 shippingUS ROBOTICS 3453C 2-PORT V.92 56K BAUD ANALOG BUSINESS MODEM
C $35.53C $20.62 shipping4E US Robotics Courier V.Everything with V.34 External Modem Box only no cords
C $29.19or Best OfferNew US Robotics 000839-09 Sportster External 33.6 Faxmodem
C $17.79or Best OfferSierra AirLink Raven C3211-S Wireless Modem for Sprint with DC Power Cord 8-1
C $45.28or Best OfferDigi PORTSERVER TS M MEI Part# 50000836-29 AA Ethernet, RS-232/422/485 3 Port
C $205.29or Best OfferC $53.52 shippingUS Robotics 56K Serial Controller Faxmodem 1998 5689 NOS SEALED MCINTOSH
C $89.00or Best OfferPepwave Max BR1 Mini 4G LTE Router W Antennas MAX-BR1-MINI-LTEA-W-T-PRM
C $210.70or Best OfferC $39.79 shippingDial Up internet modem external GVC SF-1156V/K4D, Serial (RS-232), TAIWAN
modem, dial up modem, rs 232 +modem, external modem,C $50.32C $24.44 shippingMT2834ZDX MULTITECH SYSTEMS EXTERMAL 28.8K bps DATA/FAX MODEM WITH POWER SUPPLY
C $61.62or Best OfferMultitech Systems MT5634ZBA 56Kbps Data/Fax Multi Modem w/ Adapter
C $40.67Was: C $45.19or Best OfferC $20.77 shippingVintage US Robotics Courier V.Everything Modem
C $54.70or Best OfferMultiTech MultiConnect Cell MTC-C2-B06 Cellular Modem CDMA MTC-C2-B06-N3-US
C $148.78Was: C $185.97or Best OfferQTY:4 - NEW - MultiTech MultiConnect Cell industrial cellular modem MTC-H5-B01
C $27.37or Best OfferNew Hayes 03328-A Accura 56K FaxModem V.90 RS-232 Modem H08-03328
C $67.09or Best OfferCTEK 4200 Series
C $53.39Was: C $82.14or Best OfferC $43.56 shippingOPEN BOX: 3COM US Robotics 56K v90 Fax Modem for MAC model: 5689
C $17.73or Best OfferPRACTICAL PERIPHERALS 336 MiniTower 5913US Modem TESTED FOR POWER
C $16.42or Best OfferB&B ELECTRONICS RS-232 MODEL 9PFLST PORT POWERED FIBER OPTIC MODEM
C $61.62C $21.39 shippingUSRobotics V.Everything 56K Analog Modem 002806-00 With Console Cable
C $54.76or Best OfferC $21.18 shippingArris MG5225G/NA Media Gateway Modem, eSATA, USB
C $41.01or Best OfferMultiTech Systems MT2834ZDXB 33.6 Kbps Data/Fax Modem
C $47.92or Best OfferMTCMR-C1 Multi-Tech Intelligent Wireless Modem RS-232
C $135.41or Best Offer