2.5dBi Antennas GSM CDMA Signal Jammer Blocker 8 Bands GPS Lojack Jammer

Basic Information
Place of Origin: China
Brand Name: GREETWIN
Certification: SGS, ISO9001
Model Number: GW-JC8XF
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: 8 Antennas Desktop Signal Blocker Antennas: 8 Pcs 2.5dBi Omni Antennas
Power Adapter: Used In Car Directly Jamming Range: 1-40meters,depend On Mobile Signal Strength
Name: Desktop WiFi Jammer Product: Signal Jammer Blocker
High Light:

GSM CDMA Signal Jammer Blocker


2.5dBi Antennas Signal Jammer Blocker


8 Bands GPS Lojack Jammer

High Power 8-Band Mobile Phone 3G 4G GSM CDMA Signal Jammer Blocker/WiFi Jammer/GPS Jammer/Lojack Jammer



1. Good cooling system, work 24 hours continuously.

2. Jamming range up to 40m,

3. Stable capability, cost-effective choice

4. Output power 18w, make more efficient jamming.

5. Eight channels with different frequency range,

or customize another cellular standard in the world.

Such as 450MHz,GPRS,iDEN,GPS,UMTS,WiFi,AWS,4G.


GW-JC8 Europe GW-JC8 America
( 8 Bands) ( 8 Bands)
920-965MHz: 3W 850-895MHz: 3W
1800-1880MHz: 3W 1800-1990MHz: 3W
2100-2170MHz: 3W 2100-2170MHz: 3W
4G Low 790-880MHz: 3W 4G LTE Low 700-800MHz: 3W
WiFi 2400-2500MHz:2.0W WiFi 2345-2500MHz:2.0W
4G High 2620-2690MHz: 2W 4G High 2500-27000MHz: 2W
11.a 5.1-5.5GHz: 1.0W 11.a 5.1-5.5GHz: 1.0W
11.a 5.5-5.9GHz: 1.0W 11.a 5.5-5.9GHz: 1.0W
Total: 18 W Total: 18 W
Option: Remote/Alarm Control 315MHz, 433MHz, 868MHz, GPS L2 L3 L4 L5,, LoJack 173MHz,
SAT Sattellite Phones 1520-1670MHz, 11.a WiFi 5.1-5.5GHz, 5.5-5.9GHz, 3.5-3.7GHz
All Frequency can mix very Flexible, Each module/Band is independent
Adjustable Output Power each Band/Channel, Max Output Power to 0 (OFF)
Power supply: AC100-240V or 12V Car Charger (300mm Long)
Jamming Range Radius10~40 meters (-75dBm@Omnidirectional antennas)
Weight 4.0Kg
Dimension: 360*140*51mm
Working time: Without the time limit, May continue to work,
Antenna 210mm Long
Warranty: 1 year



Contact Details
Hawk Greetwin

Phone Number : +8613005164071

WhatsApp : +8615112267605