Features

MA707 Portable PA System

• One-piece molded cabinet with high efficiency amplifier system to drive a full-range speaker for powerful and clear sound.
• Retractable handle and rugged wheels make it amazingly easy to transport. It can be hand-carried or installed on a tripod stand.
• Built-in transmitters' storage.
• Modularized optional accessories for fast and easy installation and replacement.
• Control for high / low TONE adjustment.
• Mixed input amplification of wired mic, wireless mic, and audio players.
• Extension speaker socket can be used with MA-707EXP passive speaker.
• Industry’s first built-in active dual antennas for long distance and stable receiving.
• Built-in AC switching power supply and rechargeable batteries.
• Advanced diversity technology for optimum reception quality.
• Preset with 16 auto-scannable frequencies.
• One-touch Scan for a clear, interference-free frequency.
• One-touch ACT™ syncs the transmitter and receiver frequency automatically.

MRM70B-5 Wireless Receiver

• Easy-to-read LED channel display.
• Interference warning indicator.
• "Sensitivity" adjustor can be adjusted to minimize interference.
• Dual "PiloTone & NoiseLock" circuits minimize interference.
• 5-segment RF and Audio meters.
• Modular design allows easy installation and replacement.
• When installed, master level control enables volume be wirelessly controlled by an ACT-32HR transmitter microphone instead of a separate remote.

CDM-2 CD Player Module

• Select and Search.
• Repeat a single song or all songs playback.
• USB 2.0 port.
• Numeric selection.
• Remote control included.

Specifications

MA707 Portable PA System

• Name: Classic Portable PA
• Max. SPL: 107 dB
• Drivers: 8" full-range
• Frequency Range: 70 Hz – 14 kHz
• Audio Inputs: MIC IN: 1 × XLR, 1 × 1/4" (6.3 mm)
• LINE IN: 1 × 1/4" (6.3 mm)
• Audio Output LINE OUT: 1 × 1/4" (6.3 mm)
• Amplifier Class: AB
• Output Power: 100 W RMS, 170 W peak
• Receiver Modules: Up to 2
• Audio Players: CD/USB player (optional)
• Transmitter Modules: N/A
• Extension Speaker: 1 × 1/4" (6.3 mm)
• Other Functions: TONE control
• Power Supply: AC 100 – 240 V or DC 24 – 32 V
• Battery Built-in: Lead-acid battery
• Battery Indicator: Single LED Indicator
• Standby Time: Up to 8 hours

MRM70B-5 Wireless Receiver

• Type: Analog, Narrowband
• Channel: Single
• Frequency Range: UHF 520-544MHz
• Bandwidth: 24 MHz
• Preset channels: 16
• Channel Set-up: Scan & ACT Sync
• Display Status: Channel, RF & audio meters and interference warning indicator
• Receiving Mode: CPU-controlled diversity receiving
• Oscillation Mode: PLL Synthesized. Frequency stability ≦ ±0.005% (-10℃ ~ +60℃)
• Deviation: < ±40 kHz
• Sensitivity: 10 dB μ V at S/N > 80 dB
• S/N Ratio: > 100 dBA
• T.H.D: < 0.5% @ 1 kHz (Dev.=32 kHz)
• Frequency Response: 60 Hz ~ 15 kHz (Overall system)
• Squelch Control: "PiloTone & NoiseLock" dual-squelch circuits
• Spurious Emissions: < 82 dB
• Audio Output: 610 mV rms
• Power Supply: 12 ~ 15 V DC
• Current Consumption: < 250 mA