The SB-21 subwoofer comes with hanging accessories and employs a bass direct-fring design with 1×21" high-excursion driver. When paired with the LAHY-12, it extends the frequency range of the LAHY system to 27Hz and enhances its dynamic headroom. The SB-21 can be deployed in traditional left/right ground stacking arrangements or distributed subwoofer arrays to achieve
uniform venue-specifc coverage patterns.

Application scope：Theatres，Banquet Halls，Auditoriums，Multi-purpose Halls，Small and medium-sized mobile performances，Stadiums

Parameters

Application scope：Theatres，Banquet Halls，Auditoriums，Multi-purpose Halls，Small and medium-sized mobile performances，Stadiums

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PRODUCT PARAMETERS

Configuration	1-Way Driven Passive Line Array Sub-Bass Speaker
Module Composition	1×21''
Power Handling (Rated/Peak 10ms)	1500/6000W
Frequency Response	27Hz-200Hz
Nominal Impedance	8Ω
Max SPL	140dB
Coverage Angle	Omnidirectional
Dimensions (H×W×D)	778×640×664(mm)
Weight (Net)	60kg
Connection Socket	2×NL4
Connection	+1/-1
Cabinet Finish	Black Polyurea Paint

PRODUCT DIMENSIONS

About CF-AUDIO

Guangzhou CF Audio Manufacture Co., Ltd., also known as CF Audio, is a leading enterprise in professional audio, specializing in R&D, design, production, and service.

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China Mainland Headquarters

ADD: No. 15-17, Wangang Road, Hualong Town, Panyu District, Guangzhou

Phone: +86 186-6506-1112

Tel: +86 020-8455-8181

Website: www.cfaudio-pro.com

E-mail: Jackzhang@cfaudiopro.com

Vietnam Distributor

LQS GROUP COMPANY LIMITED

ADD: C08-19, Geleximco Urban, Le Trong Tan Street, Duong Noi Ward, Ha Dong District, Ha Noi City

Email : info@lqs.vn

Website: www.lqs.vn

Tel: +84 0922 232 232

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NOTICE: Due to the development of the enterprise and product updates, We keep the rightsfor any changes without notice, thanks for your attention.

CONTACT US

ADD: No. 15-17, Wangang Road, Hualong Town, Panyu District, Guangzhou City, Guangdong, China.

TEL: +86 020-84558181 186-6506-1112

E-MAIL: 185373472@qq.com

Vietnam Distributor

LQS GROUP COMPANY LIMITED

ADD: C08-19, Geleximco Urban, Le Trong Tan Street, Duong Noi Ward, Ha Dong District, Ha Noi City

Email : info@lqs.vn

Website: www.lqs.vn

Tel: +84 0922 232 232

SB-21 Single 21-Inch Line Array Subwoofer

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