MRC HO/O(2-rail)/G scale 16-Bit Sounder^TM DCC steam sound decoder with 28 accessory functions. This decoder replaces the #1665 8-bit Sounder decoder which is out of production.

The MRC Sounder is a sound-only decoder with speaker that is easily added to any HO/O/G scale locomotive equipped with a standard, non-sound decoder or any piece of rolling stock equipped with wheel pickups. 16-bit sound technology provides a level of sound reproduction quality and "presence" not previously available.

Features:

• Easy installation - simple 2-wire hookup
• 20 types of synchronized chuff (10 single and 10 double) sounds, with random associated locomotive sounds
• Use with any MRC, or other NMRA compatible, non-sound decoder
• 28 NMRA functions (F1-F28)
• Superb 16-bit sound quality
• Programmable 14/28, 128 speed steps
• Programmable acceleration and deceleration rates
• Programmable user selectable 17 whistles and 7 bells
• Programmable master sound volume (64 levels)
• Programmable individual sound volumes (64 levels)
• Supports advanced consisting (CV19) and programming in the main (OPS mode)
• Compatible with NMRA DCC standards
• 15V maximum input**
• Complies with the part 15 of FCC rules* 
• 28mm, 8-ohm round speaker included (other sizes sold separately)
• Dimensions: 17.4mm x 17.4mm x 4.0mm
• MRC warranty*

*See user guide for details.

**See user guide for details