BST BST212-A - 2-way active speaker 12″/30 cm 500 W RMS Bi-amplification Class D with DSP

BST BST212-A – 2-way active speaker 12″/30 cm 500 W RMS Bi-amplification Class D with DSP

The BST212-A active loudspeaker combines power, precision, and versatility for professional applications on stages, in bars, concerts, and clubs. It features two Class D digital amplification stages (450 W for bass + 50 W for treble) and a DSP with three presets (FLAT, LIVE, DJ) that adjust equalization, compression, and limiter according to the environment. It features a 12" (30 cm) woofer with a 75.5 mm voice coil and a 2" compression tweeter, offering a frequency response of 45 Hz–18 kHz and a maximum SPL of 130 dB. It features two XLR/jack combo inputs and two XLR outputs (hi-pass 120 Hz or full-range), volume controls, a preset selector, and LED signal and limiter indicators. Its multi-ply wood enclosure, finished in black textured paint, includes suspension accessories for fixed installations or light rigging.

Main features

• RMS power: 500 W total (450 W bass + 50 W treble)
• Woofer: 12″ / 30 cm with 3″ (75.5 mm) voice coil
• Tweeter: 2″ compression driver
• Frequency response: 45 Hz – 18 kHz
• Maximum SPL: 130 dB
• DSP: 3 presets – FLAT, LIVE, DJ
• Inputs: 2× XLR/jack 6.3 mm combo
• Outputs: 2× XLR with 120 Hz hi-pass filter or full-range signal
• Controls and indicators: Volume, preset selector, signal LED and limiter
• Enclosure: Multilayer wood, black textured paint
• Accessories: Eyelets and hanging hooks included
• Dimensions: 378 × 357 × 675 mm
• Weight: 23 kg

Product benefits

• Defined sound: Class D bi-amplification with DSP ensures clarity and dynamics without distortion.
• Sound adaptability: Presets for FLAT, LIVE or DJ environments facilitate quick live adjustments.
• Easy Integration: Filtered outputs and suspension hardware allow for speaker chaining and truss mounting.
• Sturdy Construction: Professionally finished multi-layered wood cabinet resists impact and heavy use.

Use cases

• Main or monitor system in small and medium-sized concerts.
• Sound reinforcement for bars, clubs, conference rooms, and auditoriums.
• Monitor reinforcement for backline recordings on tours and corporate events.
• Fixed installations in theaters and event centers with speaker suspension.

Frequently Asked Questions

• Can I link multiple BST212-As together? Yes; use the filtered XLR outputs to feed other full-range speakers or satellites.
• How do I change the DSP preset? Turn the rear dial to FLAT, LIVE, or DJ depending on the application; the DSP will automatically adjust the parameters.
• Can it withstand outdoor use? Its textured finish withstands heavy use, but it's recommended to cover it if it rains or is extremely humid.

Description for projects

BST212-A 2-way active speaker, Class D bi-amplification (450 W + 50 W RMS), 12″ woofer, 2″ tweeter, DSP with 3 presets, 2 XLR/jack combo inputs, 2 XLR hi-pass 120 Hz/full-range outputs, 378×357×675 mm multi-layer wood cabinet, 23 kg.