AP00B MRC or AP00B DBM 2

[ctvi]

what is the difference between the

151229 SPN-AP00B MRC-C (AP)

and the

151230 SPN-AP00B DBM (AP)

Once has DBM and the other MRC-C. Whas is is the difference. Do they both function as a MCI card?

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[dpenin]

PN-AP00-B(MRC)provides four RS-232C ports, and is used for SMDR, Hotel Printer, CIS, PMS, MCI functions.

PN-AP00-B (DBM, Data Base Module Card) is used for WCS Roaming function.