Why This Guitar

Product Highlights

Flexible Mono & Stereo Configurations — Adapt the ES 503 to any performance scenario with three distinct setup options.
Powerful DSP & Onboard Mixer with Bluetooth — Take full command of your sound with the integrated 3-channel digital mixer and powerful DSP, all managed via a bright OLED display and simple rotary control.
Advanced Acoustic Coverage — The ES 503 delivers exceptionally clear and consistent audio to your entire audience.
Complete 3-amped stereo PA system with 1000W peak power
Integrated Bluetooth receiver for wireless stereo audio streaming

Available Since: August, 2026
Item No.: 1030102180C
Local SKU: OS

Flexible Mono & Stereo Configurations

Adapt the ES 503 to any performance scenario with three distinct setup options. Use it as a powerful mono column for solo acts, a wide-coverage stereo system with tops on separate stands, or link two ES 503 systems together in Double Column mode for maximum impact, all controlled from a single master unit.

Powerful DSP & Onboard Mixer with Bluetooth

Take full command of your sound with the integrated 3-channel digital mixer and powerful DSP, all managed via a bright OLED display and simple rotary control. Connect microphones, instruments, and line-level sources, or stream music wirelessly from any Bluetooth-enabled device for ultimate convenience.

Advanced Acoustic Coverage

The ES 503 delivers exceptionally clear and consistent audio to your entire audience. Its Logarithmic Curved Column Array design provides asymmetrical vertical coverage, while unique double-ringed phase plugs widen the horizontal sound field, ensuring perfect intelligibility whether the audience is seated or standing.

BY THE NUMBERS

Technical Specifications

Hardware & Setup

Body & Build

Finish & Colour

EssentialNo

Everything you receive

What's In The Box

dB Technologies ES 503 Portable Column PA Stereo System with 12-inch Subwoofer
Owner's Manual
Local Warranty Card

dB Technologies

The Maker

About dB Technologies

dBTechnologies is an Italian professional-audio brand known for active loudspeakers, subwoofers, stage monitors, and line-array systems. Its products combine amplification, DSP, acoustic design, and portable construction to serve musicians, rental companies, venues, and installed-sound projects with scalable performance.

View All dB Technologies Products

Expert answers

Questions & Answers

6 questions answered by aDawliah experts·avg response 2 hours

Yes, the ES 503 is designed for stereo use. You can place each satellite top on a separate tripod stand (not included) to create a wide stereo image for DJ sets or music playback.

No, the ES 503 is an active system that requires a connection to a mains power source via the included power cable. It does not have a built-in battery.

The package includes one 12-inch active subwoofer, two passive satellite tops, one telescopic speaker pole for mono configuration, one SpeakON cable to connect the tops, and a power cable.

The built-in mixer has one combo XLR/Jack input that can be used for either a microphone or an instrument. For more inputs, you would need to use an external mixer.

No, the ES 503 does not have traditional time-based effects like reverb or delay. It features a powerful DSP for system tuning with presets for different applications (Vocal, Playback, etc.) and user-adjustable EQ.

The system is designed for portability. The subwoofer weighs 16.4 kg and has two side handles for easy carrying, while the compact tops weigh only 1.9 kg each, making it manageable for a single person to transport and set up.

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