Atlas Sound VTB Series Models are environment-resistant loudspeakers designed for intercom communication. VTB Models feature an integral exponential horn to provide reliable sound distribution and optimum intelligibility for the reproduction of voice and/or electric tone signals. Units have a frequency response of 600 Hz to 5500 Hz ±5dB, and are offered in six models to meet application requirements. Model VTB-4 is equipped with a built-in transformer. Termination is via 6" color coded leads. Units are of die-cast zinc construction with a water-sealed driver that will withstand moisture, corrosion, vibration, vermin, and vandalism. Models are available with a selection of multi-tap transformers and are designed to mount a variety of standard or custom housings and face plates to meet installation and application requirements. VTB Series units provide years of trouble-free service in stationary or mobile applications both indoors or outdoors.

• 25 V
• Communications, Intercom, Electronic Alarm, and Monitoring Systems
• High Efficiency Compression Driver for Optimum Audio Intelligibility
• Metal Die-Cast Construction with Integral Exponential Horn
• Operates Within a Temperature Range of -30° F to 150° F
• Patented Voice/Tone Loudspeaker for Custom Application in High Efficiency Industrial
• UL Certified, Safety Listed to UL1480
• UL-Recognized Speaker Component
• Water/Moisture, Corrosion, Dust, Vibration, and Vermin-Resistant