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dB Technologies ES503 — portable 3-amplified stereo column PA system featuring eight 3-inch drivers in a line array column configuration, delivering clear, wide-coverage audio for live performances, presentations, and public address. The ES503 is part of dB Technologies' Evolution series of portable PA systems, designed for performers and presenters who need professional-quality audio without large, complex equipment. The column speaker configuration provides controlled vertical dispersion for even coverage across the audience area, while the built-in 3-channel amplification keeps setup simple. An ideal system for solo performers, acoustic acts, speeches, and small-to-medium venue PA. Key features 3-amplified stereo configuration 8x 3-inch drivers in column line array Controlled vertical dispersion for even audience coverage Portable all-in-one design Suited to live performance, presentation, and PA applications Specifications Configuration: Column PA, stereo HF drivers: 8x 3-inch Amplifier: 3-channel active Need help choosing? Contact us at +27 32 586 3694 or support@audicoonline.co.za.