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Valcom C.O. Audible RingerV-9924C C.O. Audible Ringer - 90 Vac Ring Or Dry Contact Closure Activation\n- Connects To Analog PBX Station Port\n- Provides Ringing Over Paging Sp
Valcom Audible Ring Unit6 Line Audible Ring Unit - 90 Vac Ring or Dry Contact Closure Activation\n- Connects Directly To C.O. Line or PBX Station Lines\n- Provides Ringing O
Valcom Multi-ToneMulti-Tone Generator Use up to 8 different tones with a signal unit! Automatically Overrides Page Or Music. Choice Of 15 Different Tones. USA Standar
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