Fits many 21MT equipped HO locomotives
Digitrax 21-pin MT socket
1.0 Amp/2 Amps Peak
8 FX7 Functions, 300ma Output

Features:
- 21-pin socket allows decoder to be easily moved between different locomotives.
- Series 7 Enhanced Decoder Features.
- XF expanded function capability, allows user remap of function keys F0-28 to function output leads.
- Firmware may be user updated using a Digitrax USB equipped Command Station with Sound Loader software in decoder IPL mode.
- 8 Digitrax FX7 Functions-Control lights and functions for prototypical lighting effects and on/off control.
- Configurable FX7 Pulse Function available on all function outputs.
- Digitrax LocoMotion® System – Lets your trains run like the real thing!
- 2 Digit and 4 Digit Addressing.
- Basic, Advanced & UniVersal Consisting.
- SuperSonic motor drive for silent operation.
- Direct and Operations Mode programming.
- Program CVs using any Digitrax Compatible Control system without having to buy any extra equipment. Decoder Reset by CV8, with or without speed table reset.
- Transponder Equipped ready for transponding ID on your layout.
- Power-on Motor Isolation Protection, helps prevent damage to your decoder.
- DCC Compatible.
- FCC Part 15, Class B RFI compliant.
- Operates on DCC track voltage 9V minimum to 22V maximum.

Parts List:
1 DH187MT Mobile Decoder
1 Instruction Sheet