Small Restaurant Sound System with 6 PD4 Pendant Speakers and MA120BT 120W Bluetooth Mixer Amplifier

Inside the Design

This open-ceiling restaurant sound system delivers clear, evenly distributed audio throughout your dining space using six Pure Resonance Audio PD4 weather-resistant pendant speakers. The PD4's down-firing design produces a smooth 150° coverage pattern, ensuring consistent sound whether placed over dining areas, bars, or ordering zones. Paired with the MA120BT 7-channel 120W commercial Bluetooth mixer amplifier, this system supports multiple audio sources, background music streaming, and flexible routing for daily restaurant operation. Designed for long, demanding commercial use, this system is an ideal fit for restaurants, cafés, breweries, markets, and open-architecture venues seeking high-performance sound with a clean, modern look.

Sound System Features:

• Down-firing pendant speakers provide smooth, evenly distributed 150° audio coverage
• Weather-resistant construction ideal for restaurants, patios, and open-ceiling commercial spaces
• Stylish architectural design blends seamlessly into exposed-structure ceilings
• Built-in 70V/100V transformer taps for easy integration into distributed audio systems
• Bluetooth-enabled mixer amplifier allows wireless streaming from any Bluetooth device
• 7-channel MA120BT amplifier with MP3 player, FM radio, USB/SD inputs, and intuitive front-panel controls
• 120W power output supports multi-speaker commercial installations with clean, reliable performance
• Passive cooling system ensures quiet operation ideal for dining environments

About the System Components

Pure Resonance Audio PD4 Pendant Mount Loudspeakers

The Pure Resonance Audio PD4 is a 4" weather-resistant pendant loudspeaker engineered for exceptional full-range sound in open-ceiling environments. Its down-firing design produces a wide 150° coverage pattern, delivering smooth, intelligible audio throughout your space. Built with treated drivers and a two-layer, powder-coated grille, the PD4 performs reliably in both indoor and outdoor settings. Each speaker includes mounting hardware, safety cables, and retention plates for secure installation in open architecture and exposed-structure ceilings.

Pure Resonance Audio MA120BT 7-Channel 120W Commercial Bluetooth Mixer Amplifier

The MA120BT is a compact 7-channel 120W Bluetooth mixer amplifier designed for flexible commercial audio applications. It supports wireless music streaming via Bluetooth and features an integrated MP3 player with USB, SD, and FM radio. With multiple mic and line inputs, the MA120BT is capable of handling background music, announcements, and multiple audio sources in a restaurant environment. It provides 70V, 100V, 4Ω, and 8Ω speaker outputs and operates quietly with a passive cooling system. Built-in protection circuitry guards against overload, overheating, and short circuits. This reliable shelf-mount amplifier includes an IR remote for convenient control from across the room.

System & Component Videos

Pure Resonance Audio PD4 4" 2-Way Open-Ceiling Pendant Mount Loudspeaker

• Durable weather-resistant construction
• Power tap transformer switch for selectable 8 ohm or 70V/100V operation for commercial applications
• Tap settings:
  • 70.7V: 8 ohm, 2W, 4W, 8W, 16W
  • 100V: 8 ohm, 4W, 8W, 16W
• Includes pendant mounting hardware
• Ideally suited for background music (BGM) and paging

Pure Resonance Audio MA120BT 7-Channel 120W Commercial Bluetooth Mixer Amplifier

• Compact shelf-mount design ideal for small to medium commercial installations
• 120W power output for reliable performance in distributed audio systems
• 7-channel mixer amplifier with multiple mic and line inputs for flexible integration
• Built-in Bluetooth for wireless music streaming from compatible devices
• Integrated MP3 media player with USB, SD, and FM radio functionality
• Supports 70V, 100V, 4Ω, and 8Ω speaker output configurations
• Frequency response of 60 Hz to 15 kHz with < 0.5% THD for clean, accurate sound
• High signal-to-noise ratio: Line ≥85 dB; Mic ≥72 dB
• Passive cooling design—no fan—ensures quiet operation
• Built-in protection against short-circuit, overload, high temperature, and clipping
• No dedicated emergency priority input, ideal for non-emergency paging applications
• Perfect for smaller systems requiring multiple inputs and flexible output options
• Includes IR remote control for convenient media and Bluetooth control

• (6) Pure Resonance Audio PD4 4" Weather-Resistant Open-Ceiling Pendant Mount Loudspeakers
• (6) Rear Covers (with Hole for Eyebolt)
• (6) Eyebolt and Nuts
• (6) Mounting Kits
• (12) Steel Cables
• (12) Carabiners
• (12) Fastlinks
• (6) Wire Retention Plates
• (1) Pure Resonance Audio MA120BT 7-Channel 120W Commercial Bluetooth Mixer Amplifier
• (1) IR Remote Control
• (1) Power Cord
• (250') Provideon 2C18P 18/2 Plenum Audio Speaker Wire - Black