Details (specification can be verified with the
manufacturer
)
FOUR-PORT LINE SHARING DEVICE FEATURES TELEPHONE LINE SURGE PROTECTION. COMPATIBLE WITH CALLER ID, VOICE MAIL COMPATIBLE (KSU/PBX), TELCO VOICE MAIL COMPATIBLE, TRURING, PORT-TO-PORT CALL TRANSFER AND INTERCOM, CONVENIENT ORT ASSIGNMENT DIRECTORY, WALL MMOUNTABLE CASE, HIGH-PRIORY TOLL-FREE CUSTOMER SERVICE.
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