High-Power Line Array Subwoofer

US$329.00-429.00 / Piece

High-Powered Compact 21 Neodymium Subwoofer for Line Array Sound Systems Professional Audio Performance with Superior Low-Frequency Response and 138db Spl pictures & photos

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What is High-Powered Compact 21 Neodymium Subwoofer for Line Array Sound Systems Professional Audio Performance with Superior Low-Frequency Response and 138db Spl

Name: High-Powered Compact 21 Neodymium Subwoofer for Line Array Sound Systems Professional Audio Performance with Superior Low-Frequency Response and 138db Spl
Uploaded: 2026-04-04T21:55:49+08:00
Description: Product Description Product Name KS21 Material Wood Speaker configuration 1 x 21" neodymium magnet cone driver Dimensions(L*W*H) 575*752*620mm Maximum sound pressure level 138dB Lower frequency limit

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Price

Min. Order Reference FOB Price

1 Piece US$329.00-429.00 / Piece

Sepcifications

Noise ≥105dB
Hi-Fi Not Hi-Fi
Activity Passive
Operation Mode Wire / Remote Control
Speaker System Optional Combination
Speaker Material Wood
Application Commercial, Home
Certification CE, RoHS, CCC, FCC
Monitor No Display
THD <0.005%
Transport Package Flight Case or Cardboard Box Packaging
Specification 575*752*620mm
Trademark DOMC or OEM
Origin Made in China
Rated Power 1500W
Pake Power 3000W
Max Spl 138db
Weight 80kg

Product Description

Product Description Product Name KS21 Material Wood Speaker configuration 1 x 21" neodymium magnet cone driver Dimensions(L*W*H) 575*752*620mm Maximum sound pressure level 138dB Lower frequency limit 29Hz Surface treatment Water-based paint/Polyurea paint Box material Multi-layer birch planks ...

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Weifang Domc Audio Co., Ltd

Diamond Member Since 2025

Audited Supplier

Main Products Line Array, PRO Audio, PRO Fessional Audio, Sound System
Product Certification CE, FCC
Address East End, 3rd Floor, Office Building, Block a, Qingping Garden, Fudong Community, Qingchi Street, Weifang High Tech Zone, Shandong Province, Weifang, Shandong
Main Markets North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
Minimum Order Quantity 1 PCS
International Commercial Terms(Incoterms) EXW, FOB, CIF

High-Power Line Array Subwoofer Comparison

	High-Powered Compact 21 Neodymium Subwoofer for Line Array Sound Systems Professional Audio Performance with Superior Low-Frequency Response and 138db Spl Contact Now	Intelligent Pure Discussion Mode Multi-Channel Wired Conference Sound System Host Contact Now	Durable Professional Multi-Channel Flip-Over Conference Audio Host for Meeting Rooms Contact Now	Ultra-Slim Flush-Mount Embedded Microphone Main Unit Contact Now	Quick View High Power Car Subs Voice Coils Stereo Integrity Sql 12 Contact Now

Transaction Info
	High-Powered Compact 21 Neodymium Subwoofer for Line Array Sound Systems Professional Audio Performance with Superior Low-Frequency Response and 138db Spl Contact Now	Intelligent Pure Discussion Mode Multi-Channel Wired Conference Sound System Host Contact Now	Durable Professional Multi-Channel Flip-Over Conference Audio Host for Meeting Rooms Contact Now	Ultra-Slim Flush-Mount Embedded Microphone Main Unit Contact Now	Quick View High Power Car Subs Voice Coils Stereo Integrity Sql 12 Contact Now
Price	US$329.00-429.00 / Piece	US$707.14 / pc	US$1,576.00 / pc	US$433.92 / pc	US$10.00-20.00 / Piece
Min Order	1 Piece	1 pc	1 pc	1 pc	10 Pieces
Payment Terms	T/T, Western Union, Credit Card	LC, T/T, PayPal, Western Union	LC, T/T, PayPal, Western Union	LC, T/T, PayPal, Western Union	T/T, Small-amount payment
Quality Control
Product Certification	CE, RoHS, CCC, FCC	CCC	CCC	CCC	RoHS
Management System Certification	-	-	-	-	-
Trade Capacity
Export Markets	North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe	Domestic	Domestic	Domestic	North America, South America, Europe
Annual Export Revenue	-	-	-	-	-
Business Model	Own Brand, ODM, OEM	ODM, OEM	ODM, OEM	ODM, OEM	ODM, OEM
Average Lead Time	Peak Season Lead Time: 1-3 months Off Season Lead Time: one month	Peak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays	Peak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays	Peak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays	Peak Season Lead Time: one month Off Season Lead Time: within 15 workdays
Product Attributes
Specification	Noise: ≥105dB; Hi-Fi: Not Hi-Fi; Activity: Passive; Operation Mode: Wire / Remote Control; Speaker System: Optional Combination; Speaker Material: Wood; Application: Commercial, Home; Monitor: No Display; THD: <0.005%; Rated Power: 1500W; Pake Power: 3000W; Max Spl: 138db; Weight: 80kg;	Noise: >80db; Hi-Fi: Hi-Fi; Activity: Passive; Operation Mode: Knob Control; Speaker System: Optional Combination; Speaker Material: Metal; Application: Commercial, Home; Monitor: LCD Screen; THD: >0.01%; Power: AC 220-240 V 50/60 Hz; Environment: -20 - +60 °C / 0 - 95 % Rh (Non-Condensing);	Noise: ≥105dB; Hi-Fi: Hi-Fi; Activity: Passive; Operation Mode: Knob Control; Speaker System: Optional Combination; Speaker Material: Metal; Application: Commercial, Home; Monitor: LCD Screen; THD: >0.01%; Power: AC 100-240 V 50/60 Hz, < 200 W; Video: 4-in/4-out Composite Matrix, 3 Cameras + 1 Monitor; Display: 67 × 27 mm LCD; Environment: -20 - +60 °C / 0 - 95 % Rh (Non-Condensing);	Noise: >80db; Hi-Fi: Hi-Fi; Activity: Passive; Operation Mode: Knob Control; Speaker System: Optional Combination; Speaker Material: Metal; Application: Commercial, Home; Monitor: LCD Screen; THD: >0.01%; Power: AC 220-240 V 50/60 Hz; Environment: -20 - +60 °C / 0 - 95 % Rh (Non-Condensing);	Noise: <102dB; Hi-Fi: Hi-Fi; Activity: Active; Operation Mode: Wire / Remote Control; Speaker System: Optional Combination; Speaker Material: Wood; Application: Commercial, Home; Monitor: LED Screen; THD: <0.005%; Power: 600 W AES Continuous Pink Noise Power Capacity; Impedance: 8 Ohm (2226h) or 16 Ohm (2226j); Winding: 100 mm (4 in) Edgewound Aluminum Ribbon Voice Coil; Sensitivity: 97 Db; Magnet Material: Ferrite;
Supplier Name	Weifang Domc Audio Co., Ltd	Shandong Lightning Cloud Technology Engineering Co., Ltd.	Shandong Lightning Cloud Technology Engineering Co., Ltd.	Shandong Lightning Cloud Technology Engineering Co., Ltd.	Zenith Audio (huizhou) Voice Coil Company
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