Question 1

What is the KS21i High Power Subwoofer?

Accepted Answer

KS21i is a compact reference subwoofer designed to extend the bandwidth of A15i and A10i systems in installation applications. KS21i features one high excursion, direct-radiating 21'' transducer mounted in a bass-reflex tuned enclosure.

KS21i couples with A15i and A10i to reinforce contour and extend bandwidth to 29 Hz and 31 Hz respectively. KS21i features L-Vents that substantially reduce turbulence and port noise at high levels while also increasing LF efficiency. The association of modern ...

Question 2

Who manufactures the KS21i High Power Subwoofer?

Accepted Answer

The KS21i High Power Subwoofer is made by L-Acoustics — Recognized for pioneering the line source array, we’ve adopted a scientific approach to revolutionizing sound design, enabling performance prediction.

Question 3

What are the specs of the KS21i High Power Subwoofer?

Accepted Answer

The KS21i High Power Subwoofer weighs 56 null and measures 67 × 86 × 73 null.

Question 4

What years was the KS21i High Power Subwoofer produced?

Accepted Answer

The KS21i High Power Subwoofer was produced unspecified. Browse current listings above to see what's available today.

Question 5

How do I buy the KS21i High Power Subwoofer on GearSource?

Accepted Answer

Browse the listings on this page and select the option that best matches your condition, budget, and location. Proceed through checkout to purchase directly from the seller. Have questions before you buy? Reach our team via live chat or at cx@gearsource.com.

Question 6

Can I sell a KS21i High Power Subwoofer on GearSource?

Accepted Answer

Yes — GearSource welcomes listings for the KS21i High Power Subwoofer from professional sellers worldwide. Create a free account, complete your seller profile, and list your equipment to connect with a global network of professional buyers. Need help getting started? Contact us at cx@gearsource.com or via live chat.

Question 7

What is the return policy?

Accepted Answer

All purchases on GearSource are backed by the Buyer GEARantee. Once your item is delivered, you have 48 business hours to inspect it and report any issues — such as shipping damage or an item not matching its description — to the Claims & Customer Experience team. If you and the seller can't reach an agreement, GearSource's Conflict Resolution team will mediate. See our Claims Policy at gearsource.com/p/claims-policy or contact cx@gearsource.com for help.

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KS21i High Power Subwoofer

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