The Bosch PLE-1MA060-EU Plena Mixer Amplifier is intended for background audio PA and commercial audio installations. The amplifier delivers 60 watts of power and 4 microphone / line input channels. The interface is straightforward, making it easy for anyone to operate. The PLE-1MA060 Plena Mixer features adjustable talk over functions for paging applications and separate volume control for the dedicated music channels. The Bosch PLE-1MA060 Plena Mixer Amplifier is a cost effect, ideal solution for use in retail stores, commercial offices, halls and more.