Ld systems ICOA PRO SUB 21 A

The ICOA PRO SUB 21 A combines impressive bass response with a thoughtful, road-ready design. This high-performance bass reflex enclosure, with a power output of 3 kW, delivers massive, precise, and powerful bass thanks to its specially designed 21" neodymium magnet woofer – ideal for mobile DJs, clubs, live performances, festivals, and fixed installations.

The heart of the ICOA PRO SUB 21 A is an extremely powerful 21" woofer with a neodymium magnet circuit and a 4.5" voice coil. Thanks to its high excursion and precisely optimized surround, this woofer delivers bass with surprising impact and precision.

The powerful integrated Class D amplifier delivers up to 1500 W RMS (3000 W peak) for a maximum sound level of 136 dB SPL, ensuring enormous headroom and reliable low-end performance. The four oversized bass reflex ports, optimized for turbulence-free sound The airflow ensures a present bass response down to 29 Hz.

The advanced SysCore® DSP, with FIR/IIR filters and sophisticated limiters, guarantees distortion-free sound and optimal operational reliability, even at extreme volume levels.

Thanks to its 4-band parametric EQ, delay function (up to 50 m), and three switchable crossover frequencies (80 Hz, 100 Hz, 120 Hz), the ICOA PRO SUB 21 A adapts flexibly to various configurations. Presets are available for low-latency and cardioid distribution.

The intuitive user interface uses a color display with control via a single encoder or the free "ICOA PRO" app (iOS/Android). This app allows you to quickly and wirelessly adjust all parameters and pair multiple speakers together. It allows you to create and use a stereo setup of up to two speakers and four speakers in seconds. subwoofers, and supports music streaming via Bluetooth 5.1 and TWS. A status LED on the front of the subwoofer makes it easy to identify and indicate whether the limiter is active or not.

Two XLR inputs, two XLR outputs, and a powerCON Loop-Thru port allow for easy wiring and flexible expansion.

Thanks to its molded-in channel design and two M20 pole holes, the subwoofer can be securely stacked both horizontally and vertically, and can be integrated flexibly.

The 15-18 mm birch plywood enclosure is designed for compactness, with dimensions similar to those of a subwoofer equipped with an 18" woofer. Thanks to its width of only 562 mm, the subwoofer fits perfectly into the most popular vans (Mercedes Sprinter, Fiat Ducato, Ford Transit, and VW Crafter) as part of typical transport solutions (Sprinter Case/Light Case TRANSflex).

This compact design, combined with a robust textured coating, makes the ICOA PRO SUB 21 A the ideal choice for touring and installation applications.

Eight ergonomic handles provide optimal grip on all sides and facilitate assembly and disassembly. Transport over long distances is significantly facilitated by the optional ICOA PRO SUB CB roller tray.

With its compact design, excellent bass performance, and sophisticated SysCore® DSP, the ICOA PRO SUB 21 A sets a new standard. It delivers impressive sound impact in the lower end of the audio spectrum, and is a perfect tool for all demanding professional applications: live shows, club installations and mobile DJ setups.