The subzero 30w 100v line amplifier is a compact and versatile audio amplifier designed for distributed sound systems'. '.strtoupper('w')ith its 30w output power it provides ample power for small to medium sized installations making it suitable for various applications such as retail stores restaurants offices and small venues'. '.strtoupper('t')he 100v line output allows for the easy installation of multiple speakers in a distributed audio system'. '.strtoupper('t')his makes the subzero 20w 100v line amplifier ideal for situations where audio needs to be distributed to multiple areas providing even coverage and consistent audio quality throughout the space'. '.strtoupper('t')he amplifier also offers multiple inputs including 6.35mm ts mic inputs for connecting microphones stereo rca line level inputs for external audio sources and a media player input for playing audio from external devices'. '.strtoupper('t')his versatility allows for easy integration with different audio sources making it suitable for a variety of audio setups.