Fitness Audio System with 8 S8.1 8" Premium Outdoor Speakers, DZMA8125 8-Channel Digital Mixer Amplifier and BTR1 Bluetooth Receiver

Inside the Design

Elevate larger fitness facilities with this professional-grade fitness audio system engineered to deliver powerful, motivating sound across expansive indoor and outdoor workout areas. Designed for gyms, multi-room studios, training centers, and high-capacity class environments, this system features eight Pure Resonance Audio S8.1 8" indoor/outdoor surface-mount speakers that provide strong low-frequency impact, clear vocal intelligibility, and wide sound dispersion for consistent coverage throughout large, active spaces. The durable, weather-resistant speaker enclosures are well suited for high-humidity gym environments, covered outdoor areas, and facilities with extended operating hours.At the core of the system is the Pure Resonance Audio DZMA8125 8-channel digital mixer amplifier, delivering reliable power and precise control over multiple audio sources, zones, and input levels—making it an ideal speaker system for fitness studio applications in larger facilities. Wireless audio streaming is handled by the included BTR1 Bluetooth receiver with a robust 100-foot range, allowing instructors and staff to stream music seamlessly from mobile devices while maintaining uninterrupted class flow. Complete with professional-grade 14/2 speaker wire and all required accessories, this fitness audio system provides a scalable, high-performance solution for larger fitness environments that demand consistent, high-impact sound.

System Configuration Notice
This system is designed for low-impedance (Ohm / Lo-Z) operation and requires one speaker per amplifier output. The DZMA8125 digital mixer amplifier offers advanced configuration options and may require careful setup. For proper configuration and optimal performance, we recommend contacting our sales team before installation at (866) 676-7804 or [email protected].

Sound System Features:

• The S8.1 8-inch surface mount loudspeakers deliver powerful low-frequency response, clear midrange detail, and wide dispersion, with an IP65-rated (when properly installed) weather-resistant design that protects against moisture, humidity, water, and dust in high-sweat fitness environments.
• The DZMA8125 8-channel digital mixer amplifier combines advanced DSP processing with powerful amplification, providing precise control, flexible multi-zone routing, and consistent audio performance for demanding gyms and fitness studios.
• The BTR1 Bluetooth receiver streams high-fidelity audio from compatible devices with a wireless range of up to 100 feet, allowing convenient placement and reliable playback of music or announcements.
• UV-resistant, durable ABS enclosures ensure long-term reliability and consistent audio performance in indoor and indoor/outdoor gym and studio environments.
• Configured for low-impedance (Lo-Z) operation, this system delivers dedicated power to each speaker output, ensuring precise control and dependable performance in professional fitness applications.
• Commercial-grade components are built for long operating hours, delivering reliable performance during extended daily use in busy gyms and fitness studios.
  
  

About the System Components

Pure Resonance Audio S8.1 8" Surface Mount Loudspeakers

The Pure Resonance Audio S8.1 is a premium surface mount loudspeaker engineered for high-performance fitness audio systems that demand durability, clarity, and impactful sound. Designed for background to foreground music and clear vocal reproduction, the S8.1 delivers strong low-frequency response, articulate mids, and wide dispersion—making it ideal for music-driven workouts, instructor cues, and announcements in large fitness studios and training facilities. The IP65-rated, UV-resistant ABS enclosure is dust- and water-resistant, making it well suited for high-humidity gym environments and indoor or indoor/outdoor workout areas. Each two-way speaker features an 8-inch graphite woofer, a 1.1-inch silk tweeter, and advanced OBE™ Optimal Bass Enhancement radiator technology to improve low-end performance for a fuller, more motivating sound.

Pure Resonance Audio DZMA8125 8-Channel Digital Mixer Amplifier

The Pure Resonance Audio DZMA8125 is an all-in-one digital mixer amplifier designed for large-scale fitness audio systems and multi-zone training facilities. It combines an 8-channel digital mixer, high-efficiency power amplification, and advanced DSP processing to provide precise control over music, microphones, and auxiliary audio sources across expansive workout spaces. The amplifier supports eight balanced Euroblock inputs and eight unbalanced RCA inputs, enabling flexible routing across Zones A through H for facilities running multiple classes simultaneously. Built-in DSP includes fully parametric 10-band EQ, dynamics processing, and speaker optimization with pre-configured profiles for Pure Resonance Audio speakers. System setup and control are managed through a browser-based interface accessible from a computer, tablet, or smartphone, with optional digital zone controllers available for local volume and zone adjustment.

Pure Resonance Audio BTR1 Bluetooth Wireless Audio Receiver

The Pure Resonance Audio BTR1 Bluetooth wireless audio receiver provides dependable, high-quality wireless streaming for fitness audio systems and instructor-led workout environments. Designed for seamless integration into commercial sound systems, the BTR1 allows instructors and staff to stream music directly from Bluetooth-enabled devices with a wireless range of up to 100 feet. It pairs quickly, remembers up to eight devices, and automatically reconnects to the last paired source, making it ideal for fast class transitions and uninterrupted workout flow. With improved signal-to-noise performance, reduced latency, and full-range dynamic sound reproduction, the BTR1 delivers reliable wireless audio for high-energy gyms, studios, and training facilities.

System & Component Videos

S8.1 8" Premium Indoor/Outdoor Surface Mount Speaker

• All-weather IP65-rated construction (when properly installed) protects against moisture, water, and dust, while the UV-resistant ABS enclosure ensures long-term durability without compromising performance
• An efficient 8-inch graphite woofer and 1.1-inch silk soft dome tweeter, paired with exclusive OBE™ Optimal Bass Enhancement radiator technology, deliver enhanced low-end response, low distortion, and a full-range 60 Hz–20 kHz frequency response with 90 dB sensitivity at 50 watts
• A streamlined, contemporary enclosure design adds a refined, modern aesthetic suitable for professional commercial environments
• Rear protective covers with rubber seals shield the Phoenix Euroblock screw terminal connector, while the built-in 70V/100V transformer with 8-ohm bypass provides installation flexibility and added weather resistance
• Supports foreground and background music, paging, announcements, and general-purpose audio in both indoor and outdoor commercial applications
• Included waterproof surface mount bracket allows for safe, fast installation with vertical or horizontal mounting options and precision panning adjustment for accurate speaker aiming
  
  

DZMA8125 8-Channel Digital Mixer Amplifier

• Delivers flexible high-power performance with eight channels providing 125 watts per output at 4 to 16 ohms, or four bridged channels delivering 250 watts at 70V or 100V for scalable system design
• Advanced onboard DSP handles input processing, zone routing, speaker optimization, and precise output tuning without the need for external processors
• System configuration and management are handled through a wireless, browser-based interface accessible from a computer, tablet, or smartphone with no software installation required
• Integrated connectivity includes a built-in wireless access point, Ethernet control, S/PDIF digital I/O, and programmable GPIO ports to support modern commercial audio applications
• Compact 1U rack-mount chassis provides high power density in a rugged, space-saving design ideal for permanent installations
• Network and wireless access enable remote configuration, monitoring, and troubleshooting, helping reduce service time and simplify long-term system maintenance
  
  

BTR1 Bluetooth Wireless Audio Receiver

• Extended-Range: Delivers wireless streaming performance up to 100 feet (30 meters) for ultimate connectivity
• High-Quality Performance: 112 dB SNR with a frequency response of 10Hz–20kHz provides clear, rich sound with low distortion, low background noise, and no audio delay
• High-End Technology: Bluetooth 5.0 with Qualcomm® aptX™ HD, aptX™ LL, AAC, and SBC codecs plus 384kHz/32bit DAC for superior high-resolution audio streaming
• Discreet Design: Compact aluminum enclosure under 1 lb and less than 1" high, includes self-adhesive bumpers and mounting bracket for flexible placement
• Flexible Streaming: Simultaneous RCA and balanced ⅛" TRS outputs allow integration with any sound system for streaming from smartphones, tablets, or other Bluetooth-enabled devices
• Easy Setup and Pairing: Simple, fast setup with automatic reconnection and memory for up to 8 paired devices
  
  

• (8) Pure Resonance Audio S8.1 8" Premium 70 Volt Indoor/Outdoor Surface Mount Speakers
• (1) Pure Resonance Audio DZMA8125 8-Channel Digital Mixer Amplifier
• (1) Pure Resonance Audio BTR1 Bluetooth Wireless Audio Receiver with 100ft Range
• (1) Dual RCA to Dual RCA Stereo Audio Cable
• (1) 1/8" (3.5 mm) to Dual RCA Splitter Cable
• (1) Mounting Bracket
• (1) USB-C Power Supply
• (4) Self-Adhesive Bumper Feet
• (500') 14/2 Gauge Speaker Wire