8 Channels 20W Output Power Mobile Signal Jammer with Built-in Antennas for 2G 3G 4G 5G WiFi GPS Blocking

The SA-IJ08 8-channel mobile signal jammer is our latest model featuring built-in antennas for discreet operation. This hidden jammer effectively blocks 2G, 3G, 4G, 5G, WiFi, and GPS signals across all countries with an output power of approximately 20W and a range of up to 50 meters.

Designed for flexible operation, this jammer can be powered by either AC adapter or internal battery. The advanced cooling system enables continuous 24/7 operation, while battery power provides approximately 2 hours of uninterrupted use.

• Total 20W output power with 2-hour internal battery backup
• Simultaneously blocks all cell phone signals, WiFi, and GPS
• Internal cooling fans and heat sink design for continuous operation
• Jamming range: 5-30 meters depending on local signal strength
• User-friendly ON/OFF switch for easy operation
• Sleek, professional appearance
• Built-in directional antennas
• Customizable cellular standards available worldwide

• Power Supply: AC adapter (AC220V-DC12V 8A)
• Jamming Radius: 5-30 meters (dependent on signal strength and environment)
• RF Output Power: 20 Watts total
• Cooling System: High efficiency aluminum alloy radiator with 2 built-in cooling fans
• Working Time: Continuous operation or 2 hours with internal battery (10A, 7.4V)
• Product Size: 320×240×60mm
• Product Weight: Approximately 2.0kg
• Operating Temperature: -20 to +55°C
• Humidity: 30%-95%

Silkscreen OEM services are available for custom branding requirements. Frequencies can be customized to meet specific regional or application needs.

Ideal for maintaining silence, confidentiality, and information security in various environments including:

• Meeting rooms and conference rooms
• Museums, galleries, and theaters
• Concert halls, churches, and temples
• Restaurants and classrooms
• Training centers and factories
• Banks and financial institutions
• Trains and buses

Important Note: For sensitive locations such as hospitals and gas stations, please conduct field testing to ensure no interference with normal equipment operation.

• Mobile Phone Jammer Host × 1
• AC Adapter × 1