ITT HQ series industry 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

• HQ600 - Machine Shop
• HQ601 - Conveyor
• HQ602-1 - Factory
• HQ602-2 - Cannery
• HQ602-3 - Stamp Mill
• HQ602-4 - Paper Mill
• HQ606-1 - Rock Crusher
• HQ609-1 - Lister Twin
• HQ610 - Saw Mill
• HQ610-4 - Chain Saw w/Tree Fall
• HQ650 - Blacksmith
• HQ710-1 - Mine Blast

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.