What you're looking at is the Studiomaster ISMA150, a robust 150W 100V Line Mixer Amplifier that's designed to deliver high-quality sound and reliable performance. This professional-grade audio equipment features four input channels and six output channels, providing you with the flexibility to manage multiple audio sources and destinations simultaneously. The ISMA150 Mixer Amplifier is a standout in the Studiomaster line, known for its superior sound clarity and power. With a 150W output, it's capable of driving sound across large spaces, making it an ideal choice for professional audio setups, public address systems, and large venue installations. The 100V line technology ensures consistent audio performance, even over long cable runs, reducing signal loss and maintaining the integrity of your sound. The four input channels allow for seamless integration of multiple audio sources, from microphones to musical instruments, while the six output channels offer the versatility to direct sound to different zones or speakers.In summary, the Studiomaster ISMA150 150W 100V Line 4 In and 6 Out Mixer Amplifier is a high-performing, versatile piece of audio equipment that's designed to meet the demands of professional sound setups. Its combination of power, clarity, and flexibility make it a valuable addition to any audio system.