• Converts standard telephone set interface (FXS) to E&M interface
• Loop start / ground start telephone types
• 4-wire or 2-wire E&M interface
• Compatible with EIA RS-464 Types I, II and III, British Telecom SSDC5
• Selectable gain control
• Suitable for dial and touch-tone (DTMF) telephones
• Stand-alone unit (VSC) or rack-mount card (VSC/R)

VSC/*
Voice and Signaling Converter,
stand-alone unit with internal power supply

VSC/R
Voice Signaling Converter, card for VSC-MN 19" card cage

VSC-MN/*
19" card cage for up to 12/14 VSC/R cards. Power supply included