Monstronix Blog

The Mace JM-20PRO is on sale right now for the great low price of $141.69 at Monstronix!

• MACE RADIO FREQ.DETECTOR W/ BUILT IN SPK
• Personal RF signal detector with 2 sweep modes
• Ultra-sensitive 5 section LED bar graph
• Variable tone or silent vibration alerts to hidden RF listening devices
• Built-in speaker or headphone jack for private monitoring
• Built-in rechargeable NiCad battery
• Includes high and low frequency antennas, earphone, AC power supply and heavy-duty storage case

• Package weight: 1.15lbs

• Package dimensions: 5.0000″(length) x 7.5000″(width) x 2.5000″(height)