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QSC RSB-212: Dual 12-Inch Reference Monitor Subwoofer System

Model RSB-212

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  • Authorized QSC Reseller
  • Manufacturer Warranty
  • Pan-India Delivery
  • Expert Project Support
  • Two 12-inch long-throw woofers, 3-inch voice coils
  • 30 Hz to 120 Hz (-10 dB), omnidirectional
  • 96 dB sensitivity, 120.5 dB continuous, 126.5 dB peak
  • 3 ohm, 1,000 W rated noise power; NL8 Speakon
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Product Overview

Overview

The QSC RSB-212 is a studio-reference subwoofer with two long-throw 12-inch woofers, part of the Reference Monitor System with the RSC-112. Two 12-inch Kevlar-reinforced paper cones with 3-inch voice coils reach 30 Hz to 120 Hz (-10 dB) and 120.5 dB continuous, in a 15-ply Baltic birch cabinet only 383 mm wide. It is optimised for use behind a perforated screen and runs from one 1,000 W amplifier channel at 3 ohms.

Corporate AV quotes, supplies and installs cinema sound systems across India. Request a quote for the RSB-212 and we confirm the supply route, lead time and support terms with you in writing.

Key features

  • Two 12-inch long-throw woofers, 3-inch voice coils
  • 30 Hz to 120 Hz (-10 dB), omnidirectional
  • 96 dB sensitivity, 120.5 dB continuous, 126.5 dB peak
  • 3 ohm, 1,000 W rated noise power; NL8 Speakon
  • 15-ply Baltic birch, 40.4 kg; optional RBK-12 baffle wing

Typical applications

  • Reference and post-production theatres
  • Studio subwoofer behind a perforated screen
  • Mixing rooms
Why choose the RSB-212
it is a studio-reference dual 12-inch subwoofer system from QSC, a compact dual 12-inch reference sub for the RSC-112 monitor system.
Product Highlights

Key Benefits

Two 12-inch long-throw woofers, 3-inch voice coils

30 Hz to 120 Hz (-10 dB), omnidirectional

96 dB sensitivity, 120.5 dB continuous, 126.5 dB peak

3 ohm, 1,000 W rated noise power; NL8 Speakon

15-ply Baltic birch, 40.4 kg; optional RBK-12 baffle wing

Use Cases

Ideal Applications

Reference and post-production theatres

Studio subwoofer behind a perforated screen

Mixing rooms

Technical Details

Technical Specifications

Acoustics
Frequency range (-10 dB) 30 Hz - 120 Hz
Coverage Omnidirectional
Crossover 80-120 Hz (selectable), up to 48 dB/oct via Q-SYS DSP
Rated noise power / voltage 1,000 W / 55 V
Sensitivity 96 dB
Maximum SPL 120.5 dB continuous, 126.5 dB peak
Impedance 3 ohms
Recommended amplifier power 1,000 W
Transducers and build
Transducers Two 12-inch (305 mm) Kevlar-reinforced paper cones, 3-inch voice coils
Enclosure 15-ply Baltic birch; 725 x 383 x 344 mm; 40.4 kg
Connector Parallel NL8 Speakon
Optional accessory RBK-12 baffle wing kit

Documents & Downloads

Datasheet Q-SYS RSB-212 Data SheetOfficial Biamp data sheet for the RSB-212. The PDF may also cover other models in the same range. CAD Drawing Q-SYS RSB-212 DrawingsOfficial Biamp drawings for the RSB-212. The PDF may also cover other models in the same range.

Related Solutions

Why CorporateAV?

Sourced right. Installed right.

Genuine Manufacturer Stock
Every unit sourced through authorized distribution, backed by manufacturer warranty.
Expert AV Integration
Paired correctly with compatible systems and your room's existing AV infrastructure.
Pan-India Delivery & Support
On-site installation and ongoing technical support wherever your project is based.
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Additional Information

Why Buy The RSB-212 From Corporate AV?
  • Genuine QSC stock with manufacturer warranty support
  • Custom pricing for bulk and multi-room / multi-site rollouts
  • Local after-sales support — a real team you can call or WhatsApp, not a call centre
  • Expert guidance on product selection and deployment planning
  • Professional installation across Bangalore, Hyderabad, Mumbai, Delhi NCR, and the wider India region
Contact us: +91 99452 30186, WhatsApp us or email avsupport@corporateav.in.
Distribution

Corporate AV supplies and installs QSC products across Bangalore, Hyderabad, Mumbai, Delhi NCR, Chennai, Pune, Kolkata, Ahmedabad, and the wider India region.

Frequently Asked Questions

What is the QSC RSB-212?
The QSC RSB-212 is a studio-reference subwoofer with two long-throw 12-inch woofers, part of the Reference Monitor System with the RSC-112. Two 12-inch Kevlar-reinforced paper cones with 3-inch voice coils reach 30 Hz to 120 Hz (-10 dB) and 120.5 dB continuous, in a 15-ply Baltic birch cabinet only 383 mm wide. It is optimised for use behind a perforated screen and runs from one 1,000 W amplifier channel at 3 ohms.
What crossover does the RSB-212 use?
A selectable 80 to 120 Hz, up to 48 dB per octave, set with a dedicated Q-SYS DSP.
What amplifier does it need?
QSC recommends 1,000 W for the 3 ohm load; rated noise power is 1,000 W at 55 V.
How big and heavy is it?
For the RSB-212: The cabinet is 725 x 383 x 344 mm and weighs 40.4 kg.
What connector does it use?
A parallel NL8 Speakon: pin 1 to the sub, pins 2 to 4 pass through.
How can it be used with the RSC-112?
QSC specifies them as a matched pair in the Reference Monitor System with signal processing and amplification.
Can Corporate AV supply and install the QSC RSB-212 in India, and how do I get a quote?
Corporate AV quotes and installs cinema sound systems across India, with a site survey and commissioning. Because QSC has moved its Digital Cinema Series to another owner, we confirm the supply route and support terms for this model when you request a quote. Use the Request a Quote button or message us on WhatsApp.