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Pure Resonance Audio MA30BT and SMG1 Sound Masking Bundle
The Pure Resonance Audio MA30BT and SMG1 Sound Masking Bundle provides a complete, ready-to-install sound masking and paging solution for offices, clinics, and professional environments. Combining the power and flexibility of the MA30BT 30W commercial mixer amplifier with the SMG1 sound masking generator, this system enhances speech privacy and reduces distractions while maintaining high-quality background sound performance.
The MA30BT delivers versatile connectivity, including multiple mic and line inputs, Bluetooth streaming, and tone controls, while the SMG1 offers white, pink, and brown noise generation for customizable masking. Together, they create an effective and efficient noise-management solution for open offices, call centers, and medical spaces.
Designed for easy integration, this bundle includes advanced protection circuits, compact enclosures, and plug-and-play operation. Ideal for commercial and professional installations requiring dependable, continuous operation.
Key Features
- Complete Sound Masking Solution: Combines the MA30BT mixer amplifier and SMG1 noise generator for speech privacy and background sound control.
- Flexible Audio Inputs: Bluetooth, RCA, XLR, and 1/4 inch jacks support microphones, media players, and signal sources.
- Multiple Noise Options: SMG1 outputs white, brown, and pink noise with adjustable tone control for fine-tuned masking.
- Commercial Reliability: Short-circuit, overload, clip, and thermal protection ensure long-term performance.
- Compact and Efficient: Slim 1U amplifier and small masking generator reduce rack and shelf footprint.
Technical Specifications
MA30BT Mixer Amplifier
- Rated Power Output: 30 Watts
- Speaker Outputs: 70V, 100V, and 4 Ω, 8 Ω, 16 Ω
- Connectors: Mic 1 input (XLR with phantom power); Input 2-3 Mic/Line unbalanced 1/4 inch jacks; Line 1-2 inputs (RCA); Line output (RCA)
- Attenuation: Mic 1-3, Line 1-2, MP3/FM Radio, Bass/Treble, Master controls
- Input Sensitivity: Mic 1-3: 5-8 mV, 600 Ω; Line: 150-470 mV, 10 k Ω unbalanced RCA
- Frequency Response: 60 Hz – 15 kHz (±3 dB)
- S/N Ratio: Line ≥ 85 dB; Mic ≥ 72 dB
- THD: Less than 0.5 %
- Protection: Short-circuit, clip, overload, and high temperature protection
- Power Consumption: 60 Watts
- Remote Control: IR remote with replaceable CR2025 3 V battery
- Dimensions (H × W × D): 3.54 × 12.6 × 8.27 inches (90 × 320 × 210 mm)
- Weight: 7.9 lbs (3.6 kg)
SMG1 Sound Masking Generator
- Noise Type: White, Brown, and Pink Noise with adjustable tone control
- Outputs: Dual RCA and Balanced 1/8 inch (3.5 mm) TRS
- Material: Aluminum housing
- Power Supply: 12 V DC adapter
- Dimensions (H × W × D): 0.87 × 3.54 × 3.74 inches (22 × 90 × 84 mm)
- Weight: 0.35 lbs (0.16 kg)
- Shipping Dimensions (H × W × D): 1.5 × 6.15 × 8.63 inches (38 × 156 × 219 mm)
- Shipping Weight: 1.0 lb (0.45 kg)





