MRC BlackBox DC Sound Control

This is the MRC BlackBox Suitable for Ages 16 & Older

This is the handheld, revolutionary accessory for all dual-mode, sound decoder equipped locomotives that use standard DC power packs! No DCC system required! Designed for HO (15-16V) and N (10-12V) scale.
Simple 4-wire hook-up: 2 wires to the DC powerpack's variable output 2 wires to the track Can be used in a layout with block control (cabA/cab B) as one of the cabs so you can run sound locos on one cab, and normal DCC locos on the other.
Detailed instructions.

BlackBox

Manufacturer:	MRC
Product #:	mrc0001050
Your Price:	$54.89
List Price:	$75.98
Availability:	In Stock

The BlackBox is not DCC, so it does not address any locomotive.
If you use non-decoder equipped locos the BlackBox must be removed from the powerpack to run them.