W91580C dialer equivalent, 24-memory tone/pulse switchable dialer.
* DTMF/Pulse switchable dialer
* 31/32-digit LNB (last number buffer) memory (tone/pulse mode)
* 31/32-digit mercury memory (tone/pulse mode)
* 15/16-dig.
The W91580 series dialers are Si-gate CMOS IC tone/pulse switchable dialers containing a 24channel automatic dialing memory, including a 16-digit × 3 emergency dialing memory, a 16-digit × 20 channel repertory memory that provides one-touch and three.
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