PIONEER | Active 5 inch Desktop Monitor System Speaker 50W Pair Black | DM-50DMain Features Type 2 way bass reflex The DM series speakers deliver balanced, punchy bass sound and they can pump out extra power thanks to the new Class D amplifier and 5 inch woofer in each unit. Flick the switch to change from DJ mode to Production mode and the DSP settings will automatically create the best sound for each application. Advanced design for higher quality sound. 2 way sound mode " optimized for DJing and music production. Easy to use