TZA 4000 is a versatile and powerful mixer amplifier designed for commercial audio installations, public address systems, and mobile sound applications. Delivering up to 2 x 250W RMS output, it features multiple connectivity options including 6 microphone inputs, dual Aux inputs, and a Line input, making it ideal for multi-source audio control and announcements. With a wide 20Hz–20kHz frequency response, excellent output regulation, and a high 90dB signal-to-noise ratio, the TZA 4000 ensures clear, balanced, and reliable sound performance. Supporting both direct speaker connection and 70V/100V line operation, along with 230V AC and 36V DC battery compatibility, it offers unmatched flexibility for both fixed and portable sound setups.