Shenzhen Greetwin Technology Co.,Limited
| Payment Terms | T/T, L/C |
| Supply Ability | 10000 |
| Delivery Time | 3-5 days |
| Packaging Details | 388x 145x55 mm |
| Product name | powerful cellphone WIFI signal jammer with 8 Antennas indoor using adjustable 46W output power jamming up to 60m |
| Frequency | Full Bands Mobile Phone 4G/3G/2G +WiFi2.4G |
| Output Power | 46W, 4-8W each band |
| Jamming Radius | 20-60m |
| Net Weight | 3.5kg |
| Product Size | 388x 145x55 mm |
| Quality Warranty | 12 Months |
| Cooling System | High efficiency aluminum alloy radiator, Build-in 3 cooling fan |
| Power Supply | AC110-240V to DC24V |
| Package Contents | Jammer Host x 1, AC adapter x 1, antenna x8 |
| Working Time | Not-stop Working |
| Brand Name | GREETWIN |
| Model Number | GW-JM8 |
| Certification | SGS, ISO9001 |
| Place of Origin | China |
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Product Specification
| Payment Terms | T/T, L/C | Supply Ability | 10000 |
| Delivery Time | 3-5 days | Packaging Details | 388x 145x55 mm |
| Product name | powerful cellphone WIFI signal jammer with 8 Antennas indoor using adjustable 46W output power jamming up to 60m | Frequency | Full Bands Mobile Phone 4G/3G/2G +WiFi2.4G |
| Output Power | 46W, 4-8W each band | Jamming Radius | 20-60m |
| Net Weight | 3.5kg | Product Size | 388x 145x55 mm |
| Quality Warranty | 12 Months | Cooling System | High efficiency aluminum alloy radiator, Build-in 3 cooling fan |
| Power Supply | AC110-240V to DC24V | Package Contents | Jammer Host x 1, AC adapter x 1, antenna x8 |
| Working Time | Not-stop Working | Brand Name | GREETWIN |
| Model Number | GW-JM8 | Certification | SGS, ISO9001 |
| Place of Origin | China | ||
| High Light | mobile phone signal blocker ，mobile phone blocker jammer | ||
New powerful cellphone WIFI signal jammer with 8 Antennas indoor using adjustable
46W output power jamming up to 60m
| Key technical specifications: GW-JM8-A | |||
| Channel | Output port | Frequency range | Average out-putting power |
| 1 | CDMA | 851-894MHz | 39dBm/8W |
| 2 | GSM | 925-960MHz | 39dBm/8W |
| 3 | DCS or PCS | 1805-1880 or 1920-1990MHz | 38dBm/6W |
| 4 | 3G | 2110-2170MHz | 38dBm/6W |
| 5 | 4G1 LTE | 700-803 or 790-862MHz | 37dBm/5W |
| 6 | 4G LTE1700 | 1700-1800MHz | 37dBm/5W |
| 7 | 4G Wimax | 2500-2690 or 2300-2400MHz | 36dBm/4W |
| 8 | WIFI2.4G | 2400-2500MHz | 36dBm/4W |
| Power supply: AC adapter 50 to 60Hz, (110-240V AC-24V DC) | |||
| Dimensions: (length ,width, height) 388x 145x 55mm(not Include Antenna) | |||
| Packing size: 47*27*13cm Net weight: 3kg Gross weight: 3.5kg | |||
| Total power:46W Shielding radius: (20-60) meters At -75dBm Still depends on the strength signal in given area, Shielding radius of VHF/UHF signal about 20meters | |||
| Warranty: one year from delivery date | |||
Cellphone Signal Jammer Description
This new powerful cellphone WIFI signal jammer is designed with 8 antennas which bring us a strong jamming ability.
And it can not only cut off all 3G 4G mobile phone signals, but also jam WiFi CDMA450M signals. And with Adjustable 46 watts high power,
the jamming radius of this device can be up to 60 meters at most depending on the signal strength in the detailed place.
Built-in 3 Cooling Fan non-stop working,If you are looking for the easy to use and powerful ability signal blockers and not high cost?
that you are viewing here is suitable for you then.
Cellphone Signal Jammer Advantages
8 chancel design, 4-8 watt each band
High output power, Total up to: 46W , jamming up to 60m (Still depends on the strength signal in given area)
External high gain 2.5db Omni-directional antennas all the TX frequency covered down link only
Built-in good cooling system inside three fans, Working non-stopped
Can adjust or turn off any single band without influencing the other bands operation
Independent module design of each channel, easy maintenance (if have any damaged frequency band, replace with new PCB directly, no need for professional equipment such as frequency analyzer)
OEM Customized Service
Silkscreen OEM service can be offered
Cellphone Signal Jammer Application
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
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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