Modern dial-up modems typically have a maximum theoretical transfer speed of 56 kbit/s (using the V.90 or V.92 protocol), although in most cases, 40–50 kbit/s is the norm.

Mar 6, 2025 · Modem manufacturers couldn’t find a way to modulate digital data into audio at 56 kbps in a way that would survive the DS0 encoding. It had largely been designed to transmit human voices...

While speeds peaked at 33.6 kbps under the old system, the shift to digital transmission in the phone network allowed modems to achieve higher speeds, namely 56 kbps, by sending digital data directly …

Compare the wide range of specifications and features across our 56K modems.

Oct 28, 2024 · Planex Communications' new PL-US56K2 (A) USB modem just hit the market. For around $40 on Amazon, this retro device connects to your PC via USB, allowing you to access …

Sep 7, 2025 · A 56k line is a cable or wire capable of transmitting information at the rate of 56,000 bits per second. The 56k modem technology is a solution for end users and SOHO (Small Office/Home …

USB 2.0 56K Fax Modem, External V.90 V.92 Modem with Dual Ports, USB Data Modem Compatible with Win 7/Win 8/Win 10/Win XP, Auto-Dial, Tone and Pulse Dialing, Auto Answer, Auto Retrain

Sep 30, 2025 · A 56k dial-up modem is, of course, only capable of speeds up to 56kbps. But what if you used multiple 56k modems simultaneously?

Modem manufacturers couldn’t find a way to modulate digital data into audio at 56 kbps in a way that would survive the DS0 encoding. It had largely been designed to transmit human voices …

A 56k modem is a voiceband modem nominally capable of download speeds up to 56 kbit/s (56,000 bits per second).