Shenzhen Greetwin Technology Co.,Limited
| Payment Terms | T/T, L/C |
| Supply Ability | 20000pcs per Month |
| Delivery Time | 3 Working Days After Received Payment |
| Packaging Details | Box with PE Foam |
| Product Name | Portable phone blocker |
| Antennas | Five Omni Antennas |
| Working Time | 2 Hours |
| Heat Dissipation | Cooling Fan |
| Power Adapter | DC 12V, AC220V |
| Jamming range | 1 - 20meters,depend on mobile signal strength |
| Brand Name | GREETWIN |
| Model Number | GW-JN5 |
| Certification | SGS, ISO9001 |
| Place of Origin | China |
View Detail Information
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Product Specification
| Payment Terms | T/T, L/C | Supply Ability | 20000pcs per Month |
| Delivery Time | 3 Working Days After Received Payment | Packaging Details | Box with PE Foam |
| Product Name | Portable phone blocker | Antennas | Five Omni Antennas |
| Working Time | 2 Hours | Heat Dissipation | Cooling Fan |
| Power Adapter | DC 12V, AC220V | Jamming range | 1 - 20meters,depend on mobile signal strength |
| Brand Name | GREETWIN | Model Number | GW-JN5 |
| Certification | SGS, ISO9001 | Place of Origin | China |
| High Light | cell phone signal scrambler ，cell phone blocker jammer | ||
Cell Phone Signal Inhibitor , Portable Cell Phone Jammer Lojack 173MHz
Portable Cell Phone Jammer Description:
Next Generation RF cell phone jammer top of the range.
A mobile device to help circumvent disturbances or noise from cellular phone calls.
Portable Cell Phone Jammer Application Area:
it can be applied at meeting rooms, conference rooms, trains, bus and more
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.
Followings are the details of the way to choose to different purpose.
Step 1. Be sure the power is off.
Dip switching the 1&2 arrow from ON → OFF.
Step 2. Disconnect the first&second antenna (No.1&2) and cover the connector
with the hat.
Style C:
CDMA/GSM : 850 to 960MHz
DCS: 1,805 to 1,880MHz or DCS/PCS:1805 to 1990MHz
3G: 2,110 to 2,170MHz
GPS:1570-1580(GPSL1)
LOJACK:173.07MHz
Portable Cell Phone Jammer Specifications:
| Type | Output port | Frequency | Average output power |
| Europe / Middle East Market | LTE800 | 791-821MHz | 500mw |
| GSM900 | 925-960MHz | 500mw | |
| DCS1800 | 1805-1880MHz | 500mw | |
| WCDMA 3G | 2110-2170MHz | 500mw | |
| LTE2600(optional) | 2620-2690MHz | 500mw | |
| Wifi 2.4G(optional) | 2400-2500MHz | 500mw | |
| GPS(optional) | 1570-1580MHz | 500mw | |
| Power supply: 50 to 60Hz, AC 100 to 240V | |||
| With AC adapter (DC12V), 4000mA/H Built-in Battery | |||
| Total Output power: 2.5Watt | |||
| 1-20M @ depending on the Signal strength | |||
Weight: 650g | |||
| 5pcs External Omni-directional Antennas | |||
Charge full time about 4Hours, | |||
Portable Cell Phone Jammer Applications:
Special Police (S.W.A.T), military security forces, bomb squads, anti-terror units, anti-drug units,
Border control units, checkpoint personnel, etc
Portable Cell Phone Jammer Features:
1. Pocket-sized and portable design with cooling fan.
2. ON/OFF switch make it more user-friendly
3. Inside cooling fans and heat sink design ensure the device to work continuously.
4. Rechargeable battery ,with car charger and AC charger
5. Five channels with different frequency range,
Or customize other cellular standard in the world.
Such as GPRS, iDEN, GPS, UMTS, WiFi, AWS, 4G.
6. Multiple bands, separate switch for each band without influencing the other bands operation.
7. Universally compatible with new (LTE, WiMaX) 4G / 3G / 2G / WiFi / Bluetooth networks.
8. Placing the device on higher position for better coverage.
9. The Ni-MH rechargeable battery has estimated 500 times recharge cycles.
Please contact the local agent to replace battery if it is not rechargeable.
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter,Trading Company,Seller,Other
Year Established:
2005
Total Annual:
5million-10million
Employee Number:
100~200
Ecer Certification：
Active Member
Shenzhen Greetwin Technology Co., Limited is one of the leading suppliers which specializes in designing and manufacturing RF Jamming Equipment and Wireless Coverage Products. Wireless Coverage Products include 2G 3G 4G LTE 5G RF Repeater. The RF Repeater... Shenzhen Greetwin Technology Co., Limited is one of the leading suppliers which specializes in designing and manufacturing RF Jamming Equipment and Wireless Coverage Products. Wireless Coverage Products include 2G 3G 4G LTE 5G RF Repeater. The RF Repeater...
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