3COM US ROBOTICS USR3453C COURIER 56K EXTERNAL BUSINESS MODEM

Robotics 5686G Data/Fax Modem Serial - USR5686G The USRobotics 56K Serial Controller Faxmodem combines the superior performance and reliability of a controller-based modem with the convenience of V.92 and V.22 technologies - with up to 75% less energy use. V.22 Fast Connect, which reduces the connection sequence time for very small data transfers, and secure connectivity make this modem ideal for Point of Sale (POS) systems. The modem also enables secure Machine to Machine (M2M) applications or Remote Server Management applications for Out-of-Band remote diagnostics, troubleshooting, maintenance and back-ups of servers. 2 x RJ-11 Phone Line, 1 x DB-25 RS-232 Serial, 56 Host Interface - Serial Product Type - Data/fax Modem Modem Speed - 56 Form Factor - External Manufacturer Part Number is... Less

External Modem, 56 Kbps, For Use With 1yrv6, 1yrv7, 1yrv8 And 1yrv9, Includes Cables And Power Supply

The USRobotics 81-065630-01 modem helps you modulate and then transmit analog signals to reproduce the digital information. With full-duplex transmission mode, this USRobotics external modem can efficiently flow signals in both the directions, at the same time, over one line. The integrated MNP-4, ITU V.42, MNP-2, MNP-3 Error Correction Protocol of this USRobotics modem checks the reliability of transmitting data, for error-free transmission. With MNP-5, ITU V.42bis data compression protocol, this USRobotics external modem provides more efficient throughput gain. Send your faxes in minutes with 14.4 Kbps Max Fax transfer rate of this USRobotics modem. The featured auto call detection in the USRobotics 81-065630-01 modem will automatically detect any incoming calls and will inform you with... Less