The 6150-PAGE Automatic Voice/Pager Dialer features busy-line and no answer detection to ensure prompt transmission of up to 4 pre-recorded messages delivered sequentially to as many as 8 standard telephones,cellular phones, voice and /or numeric pagers. Messages to both local and long-distance calls can be transmitted. The 6150-PAGE Automatic Voice/Pager Dialer may be ordered as an optional accessory for the Signal Booster II Series.