ITT HQ series diesel horn stationary digital sound effect module. Module measures 1.5" X 2.6" X .4" and consists of a voltage regulator, digital sound chip, amplifier, volume control and terminal strips. Runs on 9-18v AC/DC or 9-12v battery. Includes a 2.5" speaker and complete installation instructions.

Bring your model train layout, diorama or doll house to life
with a realistic digital sound module

• HQ200-1 - Diesel Horn #1
• HQ200-2 - Diesel Horn #2
• HQ200-3 - Diesel Horn #3
• HQ200-4 - Diesel Horn #4
• HQ200-5 - Diesel Horn #5
• HQ200-6 - Diesel Horn #6
• HQ200-7 - Diesel Horn #7
• HQ200-8 - Diesel Horn #8

The sound plays for 50 seconds and can be played one time using a push button switch, or continuously (at the end of play there is a 1 second reset silence) until turned off, using a toggle switch. Can also be activated with an external detection device. Place the speaker under the layout or in a building. Works with all scales.

Price is per sound module.