155W 868MHz Phone Signal Blocker VHF UHF L1 L2 L5 Lojack 20 Antennas

Basic Information
Place of Origin: China
Brand Name: GREETWIN
Certification: SGS, ISO9001
Model Number: GW-JA20XF
Minimum Order Quantity: 1pcs
Price: Contact Us
Packaging Details: Box with PE Foam
Delivery Time: 3 Working Days After Received Payment
Payment Terms: T/T, L/C, Western Union, MoneyGram
Supply Ability: 20000pcs per Month
Product Name: 20antennas Desktop Signal Blocker Antennas: 20pcs 2.5dBi Omni Antennas
Power Adapter: Used In Car Directly Jamming Range: 1-40meters,depend On Mobile Signal Strength
Name: Desktop WiFi Jammer Size: 440 X 250 X 90mm
High Light:

155W Phone Signal Blocker


868MHz Phone Signal Blocker


L5 Lojack Phone Signal Jammer

20 Antennas Phone Signal Blocker VHF UHF 2g 3G 4G 5g Mobile All GPS L1 L2 L5 Lojack WiFi GPS RF 315/433/868MHz Jammer



GW-JA20-E ( 20 Bands) Europe CPB–2620H-A ( 20 Bands) America
758-830MHz: 10W 5G, 4G LTE Low 850-895MHz: 10W CDMA 850
920-965MHz: 10W GSM900 1800-2000MHz: 10W DCS, PCS
1800-1920MHz: 10W DCS 2100-2170MHz: 10W 3G, UMTS
2100-2170MHz: 10W 3G, UMTS 2300-2500MHz: 8W 4G LTE + WiFi 11.b & g
2400-2500MHz: 8W WiFi 11.b & g 2500-2700MHz:8W4G WiMAX Sprint
2570-2690MHz:8W 4G LTE High

700-800MHz: 10W

4G LTE USA iPhone (AT&T & Verizon)

1450-1500MHz 10W 5G 5G 617-652MHz 10W 5G
5G 3400-3800MHz 4W 5G 1370-1390MHz: 10W GPS L3+ L4
164-173MHz: 5W Lojack Car Tracking 173MHz: 5W Lojack Car Tracking
1570-1620Mhz: 10W GPS: L1 + Glonass L1 1570-1620Mhz: 10W GPS: L1 + Glonass L1
1220-1280MHz: 10W GPS L2 +L5+ Glonass L2 1220-1280MHz: 10W GPS L2 +L5+ Glonass L2
5.1-5.9GHz:4.0W WiFi 11.a 5.1-5.9GHz:4.0W WiFi 11.a
130-200MHz: 5W VHF 130-200MHz: 5W VHF
200-300MHz: 5W 200-300MHz: 5W
300-400MHz: 5W 315MHz Car Remote 300-400MHz: 5W 315MHz Car Remote
400-500MHz: 5W UHF, 433MHz 400-500MHz: 5W UHF, 433MHz
315MHz: 5W Car Remote 315MHz: 5W Car Remote
433MHz: 5W Car Remote 433MHz: 5W Car Remote
868MHz: 10W Car Remote 868MHz: 10W Car Remote
1370-1390MHz: 10W GPS L3+ L4 1700-1800MHz: 10W
Total: 155 W Total: 155W

Option: Remote/Alarm Control 315MHz, 433MHz, 868MHz,

All Frequency can mix very Flexible, Each module/Band is independent

Adjustable Output Power/LED each Band/Channel, Max Output Power to 0 (OFF)

2-5 Meters with Infrared Remote Control Turn ON/OFF Power

Power supply: AC100-240V or DC 24V
Jamming Range Radius 20~60 meters (-75dBm@Omnidirectional antennas)
Weight 6.2Kg
Dimension: 440 x 250 x 90mm
Working time: Without the time limit, May continue to work,
Antenna 380 mm Long


Basic Specifications
Jam Signal Type:
Full Bands Mobile Phone 5GLTE 4G/3G/2G +WiFi2.4G/5.8G+ GPSL1-L5 +Walkie-Talkie UHF/VHF+ Remote Control 433/315/868
Output Power:Total 45W,1-3W each band
Jam Radius:2-40meters
Power Supply:AC110 or 220V to DC12V
Cooling System:High efficiency aluminum alloy radiator, Build-in 5 cooling fan
Working Time:Not-stop Working
Product Size:450x 238x 60 mm(not Include Antenna)
Product Weight: appr.8kg
Package Contents:Jammer Host x 1, AC adapter x 1,antenna x22,Car storage battery cable x1, Infrared Remote Control x1

Product description:
This is the latest designed with 22 Antennas all-in-one for mobile phone 5GLTE GSM 3G 4GLTE signals which bring us a strong jamming ability. And it can not only cut off all 5G 3G 4G mobile phone signals, but also jam Wi-Fi2.4G/5GHz GPS LOJACK, RF 315 MHz 433MHz , VHF UHF Walkie-Talkie & Wireless Headset/Microphone signals. Full bands jammer is power full to blocks all the signals, Jamming frequencies the jamming radius up to 40meters


Full bands 22 chancel design, Customized for special frequency range
High output power, Total up to: 45W , jamming up to 40m (Still depends on the strength signal in given area)

External Omni-directional antennas all the TX frequency covered down link only
With Car storage battery Charger DC12V can be used in car
Built-in good cooling system inside, Working non-stopped
Can adjust or turn off any single band without influencing the other bands operation

2-5meters with Infrared Remote Control Turn ON /OFF Power

OEM Customized Service
Silkscreen OEM service can be offered

It can be applied at meeting rooms, conference rooms, museums, galleries, theatres, concert halls, churches, temples, restaurants, classrooms, training centers, factories, banks, trains, bus and more Places that require silence, confidentiality and information security
For some locations of special purpose such as hospitals, gas stations and more, please do field test first to make sure no interference happened to the normal operation of their equipment and instrument


Contact Details
Hawk Greetwin

Phone Number : +8613005164071

WhatsApp : +8615112267605