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Patents & Accreditations     PATENTS Cotell logo Incoming/outgoing NO.Erasure preset   On-line copy function   Auto disconnect on busy Tone detection Delay preset time for auto erase redial no. CH998 Guestroom Telephone CH999 Large Screen Telephone CT992 Wall- mount Telephone HS2000 Broadband Adaptor Incoming/outgoing number erasure preset     ACREDITATIONS FCC CE CCC

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