3com 3CCM556 56k Modem PC Card w/ AC820

Product Details

New In Clear Case.
30 Days Warranty

The card is new in a clear hard case (original card packaging) with new 56k AC820 cable.

Model: 3CCM556

This card is automatically recognized in Windows 2000 and XP with the built-in drivers. This means you just plug it into the laptop slot and you're ready to go. Drivers for older operating system is available here: http://www.modem-drivers.com/drivers/59/59553.htm

General
Manufacturer	3Com Corporation
Model number	3CCM556
Countries supported	Americas
Architecture	PCMCIA card
Card and Socket Services supported	version 2.1 or higher
Network operating systems supported	Microsoft Windows® 3.1x, Windows 95, Windows NT® 4.0, DOS
Operational
Asynchronous Character Format	Up to 10 bits, including data, start, stop and parity bits
Asynchronous Data Rates	Transmission rate fall-back through 300bps
Chipset	TI
Compatible Public Switch Network Jacks	RJ11W, RJ41S, RJ11C
Dialing Capabilities	Tone and rotary pulse
Line Requirements	Public switched telephone network including international connections V.90/x2: one D/A conversion
Operating Modes	Asynchronous Full-duplex Automatic and manual call originate Automatic and manual call answer
Pulse Dialing Rate	10 pulses per second Pulse dialing duty cycle: 39/61% (US)
Receive Sensitivity	-45 dBm
Ringer Equivalence	0.5B
Tones Detected	Dial, busy, ringback, and modem answer tones Blind dialing based on timeout periods is available for incompatible tones
Mechanical
Card size	3.375" x 2.125"
Weight	1.2 oz.
Electrical
Power requirements	390 mA connected 35 mA sleep mode
Environmental
Temperature:
Operating	0 to 70C (32 to 155F)
Storage	-25 to 125C (-13 to 257F)
Altitude	Up to 20,000 ft.
Humidity	10% to 90% noncondensing
Protocols and Standards
Fax standards	ITU-T V.17 ITU-T V.21 Channel 2 ITU-T V.27ter ITU-T V.29 ITU-T Group III EIA Class 1 EIA Class 2.0
PCMCIA Standard Compliant	2.1
Protocols	Error Correction/Data Compression ITU-T V.42 ITU-T V.42bis ETC (cellular models only) MNP levels 2-5 ETC

FAQ:

What's the difference between the 3CXM556 and this card, 3CCM556? The 3CCM556 requires a 56k cable to plug into the phone jack. The 3CXM556 has the phone jack built into the card.

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Next: 3com Megahertz 10Base-T & Coax Cable 3C-PC-COMBO-CBL

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