Cooper Wheelock SPB-320 Supervised Audio Booster, Red, 320W, 120VAC Input
Custom orders usually ship in 1-2 weeks.
The Cooper Wheelock SPB-320 is a 320 watt supervised audio power booster that contains four 80 watt circuits. The unit is designed to provide for additional supervised audio power for live voice, prerecorded messages or background music (BGM). Fully supervised patent pending circuitry is always in effect even during BGM.
The SPB-320 easily connects to the Wheelock SP40S or SP40/2. Multiple Audio Boosters can be inter-connected to accommodate large installations with supervised audio power and also supervised and synchronized strobe power requirements.
The SPB-320 draws 2.4 watts of audio input power to properly operate and provide additional supervised audio output power.