• Extra loud ringer with adjustable volume
• Tone control (high/med/low)
• Selectable ring tones
• Super bright flashing ring indicator
• 4 alarm options
- Light + Alarm
- Light + Shaker - Alarm + Shaker - Off
• Optional shaker available (VIB100)
• Wall/Desk mountable
Add up to 4 additional door bells to AM20. Operates on mains power or batteries (not supplied)