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TMU/12 (Refurbished) System card/unit

System card/unit
Product SKU : ROF1375335/12-REF
From Stock

TMU Device containing tone receivers for dial tones and DTMF signalling, tone senders, multi party and inputs for "Music on hold". The printed board assembly Tone and Multi-party Unit (TMU) is a support-board in the Line Interface Module (LIM) of ASB 501 designed to provide tone receiver, tone sender, Music On Hold-input (MOH) and conference functions. The TMU can be initiated to handle A-law or u-law Pulse Code Modulation (PCM). Refurbished.


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