The dB Technologies ES503 is the ultimate portable column speaker PA system for live sound as well as playback applications. The dB Technologies ES503 is a compact, easy to use, powerful plug-and-play solution for solo musicians, small bands or DJ's.
 
DB TECHNOLOGIES ES 503 - FEATURES
3-amped Stereo System with two full-range top speakers and one subwoofer
Frequency Response 37 - 15.000 Hz
Max SPL 121 dB
Class D Power Amp (500W RMS)(1000W Peak)
1 x 12" bass driver
8 x 3" high and mid drivers
Inputs: 1 x XLR Mic (balanced) 2 x Combo XLR/Jack line
Outputs: 1 x XLR (balanced)
Built-in Bluetooth receiver
16.4 kg weight (subwoofer)
1.9 kg weight (tops)