This 8-channel indoor mobile phone signal jammer is designed for installation in offices, houses, and other large buildings to establish wireless safety zones. When activated, all selected frequency bands become non-functional within its operating radius of up to 50 meters. The device offers flexible signal range adjustment for precise wireless safety management.

• 8-channel design effectively shields mobile signals including CDMA, GSM, DCS, 4G, 3G, PHS, 2.4G, and GPS
• Selectively blocks mobile phone signals without interfering with other electronic devices
• Optimal performance when used more than 200 meters away from base stations
• Stable long-term operation capability
• Slow start-up circuit prevents sparking from mechanical switching

• Conference rooms, auditoriums, law courts, libraries, exam rooms, schools, cinemas, theaters, and hospitals
• Oil stations, gas stations, oil fields, and oil depots
• Government facilities, financial institutions, security centers, and command centers where mobile phone use is prohibited

• Advanced cooling system with internal cooling fan
• Individual band adjustment or deactivation without affecting other bands
• Continuous non-stop operation capability
• Stable and reliable performance
• Vehicle-compatible with optional car charger

• Total Output Power: 18W
• Jamming Range: Up to 40m (radius depends on signal strength in the area)
• Antennas: External Omni-directional antennas
• Power Supply: 50 to 60Hz, 100 to 240V AC, AC adapter (AC100-240V-DC12V)
• Dimensions: 370 x 140 x 51mm
• Weight: 4.0kg

Suitable for meeting rooms, conference rooms, museums, galleries, theaters, concert halls, churches, temples, restaurants, classrooms, training centers, factories, banks, trains, buses, and more.

• 1 x Mobile Signal Jammer Master Unit
• 1 x English User Manual (digital version available via email to avoid customs issues)
• AC Power Charger (region-appropriate standard)
• Mounting Screws
• Band Specific Antennas x 8
• 1 x Car Charger