{"product_id":"stage22-ld-systems-icoa-pro-sub-21-a-b-ware","title":"LD Systems ICOA PRO SUB 21 A B‑Stock 21in Active Subwoofer","description":"The LD Systems ICOA PRO SUB 21 A is a high-output 21-inch active subwoofer delivering deep, controlled low end down to 29 Hz. This B-Stock unit has been fully tested and is in perfect working order, but may show minor cosmetic marks. A 1500 W RMS \/ 3000 W peak Class-D amplifier and a powerful 4.5-inch neodymium motor underpin up to 136 dB SPL for authoritative, precise bass. Four large, airflow-optimised reflex ports maximise punch and efficiency, while SysCore DSP with FIR\/IIR filters ensures clean, low-distortion performance at high levels. Tailor your system with a 4-band parametric EQ, six application presets and adjustable delay up to 50 m, with convenient control available via the free ICOA PRO app. Practical touches include balanced XLR inputs\/outputs, PowerCON with loop-through, eight ergonomic handles and a rugged birch plywood enclosure with a durable polyurea coating and stacking recesses for safe array building. Ideal for mobile DJs, rental, clubs and live events needing extended, impactful low-frequency reinforcement.\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIncludes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLD Systems ICOA PRO SUB 21 A B-Stock\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003csmall\u003e\u003cstrong\u003eSTAGE22.1.100.672\u003c\/strong\u003e\u003c\/small\u003e\u003c\/p\u003e","brand":"LD Systems","offers":[{"title":"Used Equipment","offer_id":64012010619257,"sku":null,"price":1923.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0288\/2260\/1776\/files\/LD_20Systems_20ICOA_20PRO_20SUB_2021_20A_20B_20Ware1_20_283_29.webp?v=1784484731","url":"https:\/\/stage-experts.com\/products\/stage22-ld-systems-icoa-pro-sub-21-a-b-ware","provider":"Stage Experts Ltd","version":"1.0","type":"link"}