Pure Resonance Audio School Gym Sound System with (8) P115 15-Inch Passive PA Speakers, MX9 Mixer, (2) LA21000 Power Amplifiers, and WMS1-HH Wireless Handheld Microphone

This school gym sound system delivers clear, powerful sound coverage for basketball games, pep rallies, assemblies, and large school events. Featuring eight 15-inch 2-way passive PA speakers, this system provides strong full-range audio with excellent projection throughout large indoor spaces, ensuring every announcement and music track is clearly heard by students, staff, and spectators.

The MX9 9-channel rackmount mixer enhances flexibility with Bluetooth streaming, multiple mic and line inputs, and onboard digital effects. Two LA21000 1000W power amplifiers provide the strength and reliability needed for large installations, while the WMS1-HH wireless handheld microphone system offers professional-grade voice clarity and freedom of movement for presenters and announcers.

Key Features

• High-Output PA Speakers: Eight 15" passive loudspeakers deliver strong, full-range sound for gymnasiums.
• Bluetooth-Enabled Mixer: MX9 mixer provides easy music streaming and nine channels of input control.
• Dynamic Amplification: Two 1000W LA21000 amplifiers supply robust, consistent power.
• Wireless Handheld Mic: WMS1-HH system provides clear voice transmission with excellent range.
• Durable Construction: Polypropylene speaker cabinets and SpeakON NL4 connections ensure reliability.
• Complete Installation Kit: Includes mounting hardware, XLR cables, SpeakON adapters, and 1000' of 12/2 wire.

Technical Specifications

P115 15" Passive Loudspeakers

• Power Rating: 350W RMS / 1000W Peak
• Frequency Response: 53Hz – 20kHz (±10 dB)
• Crossover Frequency: 1.8 kHz
• Sensitivity: 97 dB (1W/1m)
• Max SPL: 128 dB
• Dispersion: 90° × 60°
• Impedance: 8 Ohms
• Woofer: 15" with 2.5" Voice Coil
• Tweeter: 1" Compression Driver with 1.35" Voice Coil
• Material: Polypropylene
• Connections: (2) SpeakON NL4
• Dimensions (H × W × D): 28.54" × 16.93" × 15.94"
• Weight: 41.29 lbs each

MX9 Rackmount Mixer

• Inputs: (7) XLR Mic, (7) ¼" TRS Line, (7) TRS Inserts
• Outputs: XLR L/R, ¼" TRS L/R, ¼" AUX Out, ¼" FX Out, ¼" Headphone Out
• Effects: 24-bit DSP Effects
• Phantom Power: +48V (CH 1–7)
• Frequency Response: 20Hz – 20kHz (±3 dB)
• Distortion: <0.003%
• Dimensions (H × W × D): 5.51" × 19" × 9.45"
• Weight: 8.82 lbs

LA21000 Power Amplifiers (x2)

• Output Power: 2×700W @ 8Ω; 2×1000W @ 4Ω; 2000W Bridged @ 8Ω
• Frequency Response: 20Hz – 20kHz (±1 dB)
• Distortion: ≤0.01%
• S/N Ratio: ≥102 dB
• Input Impedance: 10kΩ Unbalanced / 20kΩ Balanced
• Cooling: Fan Cooling
• Protection: Over-Voltage, Under-Voltage, Over-Current, DC & Short Circuit
• Dimensions (H × W × D): 1.73" × 19.06" × 10.04"
• Weight: 11.24 lbs each

WMS1-HH Wireless Handheld Microphone System

• RF Range: 540–590 MHz
• Frequency Response: 20Hz – 20kHz (±3 dB)
• Operating Range: Up to 328 ft (100 m)
• Receiver Dimensions: 1.72" × 8.35" × 8.43"
• Receiver Weight: 2.91 lbs
• Microphone Dimensions: 9.65" × 1.54"
• Microphone Weight: 0.88 lbs

Included in the Box

• x8 P115 15" Passive Loudspeakers
• x24 M8 Eye Bolts
• x1 MX9 Mixer
• x1 MX9 Power Cord
• x2 LA21000 Power Amplifiers
• x2 LA21000 Power Cords
• x4 NL4FX Adapters
• x1 WMS1-HH Wireless Microphone System
• x1 Handheld Wireless Microphone
• x1 Wireless Receiver
• x1 Microphone Clip
• x1 Power Supply
• x1 ¼" TS to ¼" TS Cable (4 ft)
• x1 Rack Mount Bracket Set
• x2 External Antenna Bases (60")
• x2 BNC Antennas
• x5 3 ft XLR Cables
• x12 4-Pole SpeakON Cable Adapters
• 1000 ft × 12/2 Gauge Speaker Wire