Office Sound System with 12 Bose Professional FreeSpace FS2P Pendant Mount Speakers and 120W Bluetooth Mixer Amplifier

Inside the Design

This 70V office sound system delivers clear, evenly distributed background audio for open-ceiling offices, workspaces, and waiting areas up to 5,000 sq ft. Featuring twelve Bose FreeSpace FS2P pendant loudspeakers, this system provides high-performance full-range sound designed to blend seamlessly into modern commercial environments. Powered by the Pure Resonance Audio MA120BT 7-channel 120W Bluetooth mixer amplifier, users can stream music wirelessly, play media through USB/SD, or connect external audio sources with ease. With its flexible 70V/100V/4Ω/8Ω outputs and passive cooling system, the MA120BT offers reliable daily operation without fan noise—perfect for quiet office settings. Two Pure Resonance Audio VC100W volume controls provide convenient, localized audio adjustment, giving staff and managers the ability to fine-tune sound levels in different areas of the workspace.

Sound System Features:

• Professional 70V office sound system designed for up to 5,000 sq ft of coverage
• Bose pendant speakers deliver high-quality full-range audio for open-ceiling environments
• Flexible 120W mixer amplifier with 70V, 100V, 4Ω, and 8Ω output options
• Bluetooth-enabled amplifier allows wireless streaming from phones, tablets, and computers
• 7-channel commercial mixer amplifier with USB/SD media playback and FM tuner
• Passive cooling—no fan noise, ideal for quiet office environments
• Two decora-style volume controls for convenient local zone adjustment
• Easy installation with included 16/2 commercial-grade speaker wire

About the System Components

Bose FreeSpace FS2P Pendant Speakers

The Bose FreeSpace FS2P is a premium 2.25" full-range pendant loudspeaker designed for open-ceiling commercial spaces. Built for clear voice reproduction and smooth background music, the FS2P delivers consistent coverage and high-quality performance. Its elegant pendant design blends naturally into modern office aesthetics while providing reliable 70V/100V operation for distributed audio systems. With wide, even sound dispersion, the FS2P is an excellent choice for conference areas, open offices, reception spaces, and collaborative environments.

Pure Resonance Audio MA120BT Mixer Amplifier

The Pure Resonance Audio MA120BT is a 7-channel 120W commercial mixer amplifier offering excellent flexibility for office audio applications. Designed with 70V, 100V, 4Ω, and 8Ω output options, it supports a wide range of distributed speaker configurations. The MA120BT features built-in Bluetooth streaming, an MP3 media player with USB/SD support, and an FM tuner for versatile music playback. With a frequency response of 60 Hz-15 kHz, low distortion (<0.5% THD), and a high signal-to-noise ratio, this amplifier delivers clean, reliable audio. Its passive cooling design eliminates fan noise, making it ideal for quiet office environments. Additional protection features include short-circuit, overload, temperature, and clip protection, ensuring long-term system stability.

Pure Resonance Audio VC100W 100W Decora 70V Volume Control

The Pure Resonance Audio VC100W is a white decora-style 70V volume control designed for precise audio adjustment in commercial environments. Compatible with 25V, 70V, and 100V distributed audio systems, the VC100W offers smooth, reliable level control, along with excellent frequency response and low insertion loss. Its clean, modern appearance blends seamlessly with standard wall plates, offering a professional finish in any office or conference room. The included detachable euroblock connector supports up to 14-gauge speaker wire, making installation simple and secure. Ideal for managing single or multiple speaker lines, this volume control enhances usability and flexibility throughout the workspace.

System & Component Videos

Bose FreeSpace FS2P 2.25" Pendant Loudspeakers

• Full-range 2.25-inch transducer with low-frequency response down to 83 Hz, 16-ohm and 70/100V operation
• Stylish pendant enclosure with single-point suspension, ideal for open ceilings or any space requiring pendant-style design
• Consistent tonal quality across all FS models
• Clear voice reproduction and smooth response for music and background audio
• Modern enclosure aesthetics in black or white with removable logos
• Supports a wide range of applications with multiple mounting accessories
• Euroblock inputs with front-baffle input location for easy installation
• UL 1480 ULC-S541-listed for life safety applications and public safety compliance

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

• High-efficiency, lightweight design for professional commercial use
• Supports 7 input channels with 120W of clean power
• Outputs compatible with 70V, 100V, 4Ω, and 8Ω speaker configurations
• Bluetooth-enabled for wireless music streaming from phones, tablets, and computers
• Built-in MP3 media player with USB, SD, and FM radio support
• Supports 1 emergency input, 2 AUX inputs, and 4 MIC inputs for versatile integration
• Bass and treble tone controls for precise audio customization
• Level, overload, and protection indicators provide short-circuit, overload, high temperature, and clipping protection
• Passive, fanless cooling system ensures silent operation
• Ideal for smaller commercial systems with multiple inputs and flexible outputs
• Includes IR remote control for convenient operation

Pure Resonance Audio VC100W 100W Decora 70V Commercial Volume Control - White

• Stylish decora-style design with white wall plate and matching knob
• Compatible with 25V, 70V, and 100V distributed audio systems
• Provides excellent frequency response and low insertion loss for high-quality level adjustment
• Smooth, reliable volume control with no stop between maximum and off positions to prevent switch damage
• Supports adjustment of single or multiple speaker lines for versatile system control
• Includes detachable phoenix-style euroblock connector supporting up to 14-gauge speaker wire

System Installation Guide

• (12) Bose FreeSpace FS2P 2.25" Pendant Loudspeakers
• (1) Pure Resonance Audio MA120BT 7-Channel 120W Commercial Bluetooth Mixer Amplifier
• (2) Pure Resonance Audio VC100W 100W Decora 70V Commercial Volume Controls - White
• (500') West Penn 225 16/2 Audio Speaker Wire - Gray