4CH Digital Power Amplifier DPA-150Q is a maximum of 150 W??4CH(100 V, 70 V, 8 Ω) multi-channel PA/SR amplifier that is developed with best patent awarded technology of Inter-M. The amplifier will build much more cost effective, low heat, light weight system compare to the previous analog amplifier. DPA-150Q will particularly maximise its potential in large-sized places such as shopping malls and education centres in which separate control is necessary. Now, experience smaller but more powerful broadcasting system of DPA-150Q!