Pure Resonance Audio 70V Outdoor Sound System with 4 S5 Weather-Resistant Surface Mount Speakers and RMA240BT 240W Bluetooth Mixer Amplifier

The Pure Resonance Audio S5 Outdoor Speaker System delivers premium sound quality, weather resistance, and dependable performance for commercial environments. This complete 70-volt audio solution includes four IP65-rated S5 4.5-inch outdoor speakers and a 240-watt RMA240BT rack mount Bluetooth mixer amplifier. Engineered for professional foreground and background music, it’s ideal for restaurants, hotels, retail stores, schools, fitness facilities, and conference centers that require reliable, high-quality outdoor sound.

The S5 weather-resistant speakers are designed with UV-protected ABS housings and durable metal grilles, providing protection against moisture, dust, and sunlight. Their full-range 4.5-inch polypropylene woofers and 0.75-inch silk tweeters deliver clear, balanced sound across a 70V/100V distributed or 8-ohm setup. The RMA240BT 5-channel commercial amplifier supplies powerful, consistent output with integrated Bluetooth connectivity, allowing users to easily stream music from any wireless device while supporting multiple mic and line inputs for full system flexibility.

This versatile and durable system provides professional-grade performance and easy integration for any business needing an all-weather 70-volt audio solution.

Key Features

• Complete commercial outdoor system: Includes four IP65-rated surface mount speakers and a 240W Bluetooth amplifier.
• All-weather construction: UV-protected ABS enclosures and metal grilles resist moisture, dust, and sunlight.
• 70V/100V/8Ω versatility: Designed for distributed audio installations or direct low-impedance use.
• Bluetooth connectivity: Stream music wirelessly from smartphones, tablets, or computers.
• Powerful performance: 240W of clean Class H amplification for both background and foreground music.
• Easy installation: Surface-mount speakers include adjustable brackets for flexible mounting orientation.
• Ideal applications: Restaurants, hotels, gyms, retail spaces, schools, conference rooms, and outdoor patios.

Technical Specifications

S5 4.5-Inch Weather-Resistant Surface Mount Speaker Specifications

• RMS Power: 40W
• Frequency Response: 90Hz - 16kHz
• Sensitivity (1W/1M): 92dB
• Impedance: 8 Ohms
• Transformer Taps (70V): 2.5W, 5W, 10W, 20W, 40W
• Transformer Taps (100V): 5W, 10W, 20W, 40W
• Bypass: 8 Ohm
• Woofer: 4.5-inch Polypropylene (PP) cone with rubber surround
• Tweeter: 0.75-inch silk membrane dome
• Enclosure Material: ABS with UV protection and metal grille
• Protection Rating: IP65 (water and dust resistant)
• Dimensions (H x W x D): 9.45 in x 5.71 in x 5.63 in (without bracket)
• Dimensions with Bracket: 9.45 in x 5.71 in x 7.48 in
• Weight: 4.85 lb (2.2 kg) each

RMA240BT 240W Bluetooth Mixer Amplifier Specifications

• Rated Power Output: 240W
• Speaker Outputs: 4-16Ω/70V
• Tone Controls: ±10dB at 100Hz (bass), ±10dB at 10kHz (treble)
• Frequency Response: 80Hz - 16kHz ±3dB
• S/N Ratio: MIC1-3: 66dB; AUX1-2: 85dB
• THD: 0.05%
• Cooling Mode: Forced fan with variable speed and side-entry airflow
• Protection Mode: Overheat / Short-circuit
• Relative Humidity: <95% (No condensation)
• Voltage: 110-120V, 60Hz
• Power Consumption: 300W
• Remote Control: IR remote control with replaceable CR2025 3V lithium battery
• Dimensions (H x W x D): 1.73 in x 19.05 in x 11.61 in (44 mm x 484 mm x 295 mm)
• Weight: 11.5 lb (5.22 kg)
• Shipping Weight: 13 lb (5.9 kg)

What’s in the Box

• x4 Pure Resonance Audio S5 4.5-Inch 70V Weather-Resistant Surface Mount Speakers
• x1 Pure Resonance Audio RMA240BT 240W Bluetooth Commercial Mixer Amplifier
• x1 IR Remote Control
• x1 Power Cord
• x1 500 ft Roll of 18/2 Gauge Aquaseal Weather-Rated Speaker Wire