These Plena Economy mixer amplifiers are professional public address units with modern state-of-the-art features. They are easy to use taking the complexity away from the user and putting it where it belongs inside the equipment. Providing a crisp call or clear music is as easy as turning on the radio. Offering the essentials of public address in an affordable package.4 microphone / line inputs plus music source inputAnnouncement only output 3-wire volume override2-tone chimeFeaturesTypeMixing Amplifier Power Output120 Mixer AmplifierYes 100v LineYes Weight8.9 KgDimensions W x D x H100 x 430 x 270 mmWarranty3 Years