Pure Resonance Audio Office Sound System with 8 C6 Ceiling Speakers, RMA350BT 350W Bluetooth Mixer Amplifier, and BTR1 Bluetooth Receiver

This Pure Resonance Audio Office Sound System delivers professional-grade background music and paging performance for corporate buildings, call centers, and commercial workspaces. The system combines eight high-performance 6.5-inch 2-way 70-volt ceiling speakers with a powerful 350-watt rackmount mixer amplifier and a long-range Bluetooth receiver for up to 100 feet of wireless streaming.

Each C6 ceiling speaker features a flush-mount design with a polypropylene woofer and silk dome tweeter, producing exceptional sound clarity for music and voice. The RMA350BT amplifier provides 350 watts of Class H output with Bluetooth, USB, and FM tuner playback options, ensuring flexibility and reliability for long-term use. The included BTR1 Bluetooth receiver extends wireless range and supports premium codecs such as aptX HD for low-latency, high-fidelity streaming.

Ideal for offices, customer service centers, and other business environments requiring clear, full-range sound, this complete audio solution offers an elegant design, easy installation, and long-lasting performance that enhances any workspace atmosphere.

Key Features

• Complete office sound system: Includes eight 70V ceiling speakers, a 350W Bluetooth mixer amplifier, and a long-range Bluetooth receiver.
• Seamless streaming: Wirelessly stream audio up to 100 feet with aptX HD codec support for clear, low-latency audio.
• High-performance sound: 6.5-inch two-way speakers provide wide coverage and superior voice intelligibility.
• Professional-grade amplifier: RMA350BT offers high-efficiency Class H output, fan cooling, and full protection circuitry.
• Versatile connectivity: Supports Bluetooth, RCA, AUX, USB, and FM tuner sources for flexible playback options.
• Clean ceiling integration: Flush-mount speakers with tile bridges blend seamlessly into ceiling grids.

Technical Specifications

C6 6.5-Inch Ceiling Speaker Specifications

• RMS Power Rating: 30W RMS; 90W Peak
• Frequency Response: 90 Hz - 20 kHz
• Impedance: 8 Ohms
• Transformer Taps (70V): 1.8W, 3.75W, 7.5W, 15W, 30W
• Transformer Taps (100V): 3.75W, 7.5W, 15W, 30W
• Low-Frequency Driver: 6.5-inch polypropylene woofer
• High-Frequency Driver: 1-inch silk tweeter (adjustable)
• Sensitivity: 88 dB @ 1W/1m
• Maximum SPL: 102 dB
• Dispersion: 150° conical
• Material: ABS enclosure, iron back barrel, and powder-coated magnetic grill
• Connection: 4-pin Euroblock
• Cutout Size: 9.13 in (232 mm)
• Dimensions (H x W x D): 6.38 in x 10.51 in x 10.51 in (162 mm x 267 mm x 267 mm)
• Weight: 7.28 lb (3.3 kg) each

RMA350BT 350W Mixer Amplifier Specifications

• Rated Power Output: 350W
• Speaker Outputs: 4-16 Ohm / 70V
• Frequency Response: 80 Hz - 16 kHz (+/-3 dB)
• S/N Ratio: MIC 66 dB, AUX 85 dB
• THD: 0.05%
• Cooling Mode: Variable-speed forced fan with side-entry airflow
• Protection Mode: Overheat and short-circuit
• Operation Temperature: +5°C to +40°C
• Power Consumption: 500W
• Voltage: 110–120V, 60Hz
• 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: 11.50 lb (5.22 kg)

BTR1 Bluetooth Receiver Specifications

• Bluetooth Version: 5.0
• Supported Codecs: aptX, aptX HD, aptX LL, AAC, SBC
• Bluetooth Range: Up to 100 ft (30 m)
• Inputs: Bluetooth
• Outputs: RCA, Balanced 3.5 mm TRS
• Output Voltage: 2.1V RMS
• Output Impedance: 57 Ohms
• Frequency Response: 10 Hz - 20 kHz (±0.5 dB)
• THD: -93 dB
• S/N Ratio: 112 dB
• D/A Converter: PCM5102A
• PCM Support: 384 kHz / 32-bit
• Material: Aluminum enclosure
• Power Supply: 5V, 500 mA (USB-C)
• Dimensions (H x W x D): 0.87 in x 3.54 in x 3.74 in (22 mm x 90 mm x 95 mm)
• Weight: 0.35 lb (0.16 kg)

What’s in the Box

• x8 Pure Resonance Audio C6 6.5-inch 70V 2-Way Ceiling Speakers
• x8 C6-TB Tile Bridges
• x1 Pure Resonance Audio RMA350BT 350W Bluetooth Mixer Amplifier
• x1 IR Remote Control
• x1 Power Cord
• x1 Pure Resonance Audio BTR1 Bluetooth Wireless Audio Receiver (100 ft Range)
• x1 Dual RCA to Dual RCA Stereo Audio Cable
• x1 3.5 mm to Dual RCA Splitter Cable
• x1 Mounting Bracket
• x1 USB-C Power Supply
• x4 Self-Adhesive Bumper Feet
• x1 500 ft Roll of 18/2 Gauge Speaker Wire