Pure Resonance Audio RMA350BT and SMG1 Sound Masking Bundle

The Pure Resonance Audio RMA350BT and SMG1 Sound Masking Bundle provides a professional, high-power solution for commercial sound masking, paging, and audio distribution. Combining the RMA350BT 350W rack-mount mixer amplifier with the SMG1 sound masking generator, this system delivers reliable, flexible, and high-quality acoustic privacy and ambient noise control for offices, hospitals, educational facilities, and other professional spaces.

The RMA350BT offers strong output power, multiple input sources, and versatile control options, while the SMG1 generates white, brown, and pink noise with adjustable tone. Together, they provide clear and customizable sound masking and audio delivery with commercial-grade performance and continuous operation reliability.

This complete bundle simplifies installation and provides consistent results, supporting both 70V distributed audio systems and low-impedance configurations for dynamic, effective sound masking solutions.

Key Features

• High-Power System: RMA350BT amplifier delivers 350W of clean power with advanced protection and forced-fan cooling.
• Integrated Sound Masking: SMG1 generator produces white, brown, and pink noise with adjustable tone for acoustic privacy.
• Professional Connectivity: Supports multiple mic, line, and auxiliary inputs with balanced and unbalanced options.
• Commercial Durability: Built for 24/7 operation with overheat and short-circuit protection and efficient rack-mount design.
• Flexible Installation: Compatible with 70V and 4–16Ω speaker systems for diverse commercial setups.

Technical Specifications

RMA350BT Mixer Amplifier

• Rated Power Output: 350 Watts
• Speaker Outputs: 4–16 Ω or 70V
• Frequency Response: 80 Hz – 16 kHz (±3 dB)
• S/N Ratio: MIC1–3: 66 dB; AUX1–2: 85 dB
• Total Harmonic Distortion (THD): 0.05 %
• Cooling Mode: Forced fan with variable speed and side-entry airflow
• Protection Mode: Overheat and short-circuit protection
• Power Consumption: 500 W
• Remote Control: IR remote with replaceable CR2025 3V lithium battery
• Dimensions (H × W × D): 1.73 × 19.05 × 11.61 in (44 × 484 × 295 mm)
• Weight: 11.50 lbs (5.22 kg)

SMG1 Sound Masking Generator

• Noise Type: White, Brown, and Pink with tone adjustment
• Outputs: Dual RCA and Balanced ⅛-inch (3.5 mm) TRS
• Material: Aluminum enclosure
• Power Supply: 12 V DC
• Dimensions (H × W × D): 0.87 × 3.54 × 3.74 in (22 × 90 × 84 mm)
• Weight: 0.35 lbs (0.16 kg)
• Shipping Dimensions (H × W × D): 1.5 × 6.15 × 8.63 in (38 × 156 × 219 mm)
• Shipping Weight: 1.0 lb (0.45 kg)