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UHF VHF 3G Mobile Phone Signal Jammer 25 Meters 8 Antenna Jammer

Place of Origin Guangdong, China
Brand Name EST
Certification CE, RoHS
Model Number EST-505J
Minimum Order Quantity 1 piece
Packaging Details 1 pcs gift box for one device, neutral packing
Delivery Time 5-10 working days after received the full payment
Payment Terms Western Union, T/T, Paypal
Supply Ability 10000 pcs per month

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WhatsApp:0086 18588475571

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Product Details
Jamming Range 1-25 Meters (still Depends On The Signal Strentgth In The Given Area) Antenna 8 Omnidirectional Antennas
Colour White Working Bandwidth(MHz) 8 Bands Including GSM/CDMA/AMPS/DCS/PHS/3G(WCDMA TD-SCDMA & CDMA2000)/VHF/UHF Etc.
Dimension 240mm(L)×210mm(W)×51mm(H) Weight 2.5 KG
Function 3G, Mobile Phone And UHF/VHF Signal Jammer Warranty 12 Months
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UHF VHF Mobile Phone Signal Jammer


8 antenna Mobile Phone Signal Jammer


25 meters 8 antenna jammer

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Product Description

8 Antennas Stationary Indoor use UHF VHF 3G Mobile Phone Signal Jammer



EST-505J adopted with the latest technology, with 8 omnidirectional custom-able bands, is able to widely cover mobile phone signal frequency and Walkie-talkie signal frequency such as, GSM/CDMA/AMPS/DCS/PHS/3G(WCDMA TD-SCDMA & CDMA2000)/VHF/UHF etc., within 1-25 meters radius. Creating a shielding area to avoid information leaking and hacking activities. While blocking the mobile phone and Walkie-talkie signal but have no affect on other electronic devices, harmless to human body. For organization and personnel who require information security and high confidentiality, or places where mobile phone using is prohibited.



Bands Frequency (can be customized)

1. CDMA 869-894MHz

2. GSM 925-960MHz

3. DCS/PHS 1805-1920MHz

4. TD-CDMA 2005-2035MHz

5. CDMA2000/WCDMA 2110-2170MHz

6. WiFi(2.4G) 2400-2485MHz

7. UHF 400-470MHz

8. VHF135--175MHz

Power Supply Input 



DC 5V 12A



Weight 2.5 KG
Working Temperature

-10 to –55℃

Relative Humidity


Air Pressure



Product pictures

UHF VHF 3G Mobile Phone Signal Jammer 25 Meters 8 Antenna Jammer 0UHF VHF 3G Mobile Phone Signal Jammer 25 Meters 8 Antenna Jammer 1UHF VHF 3G Mobile Phone Signal Jammer 25 Meters 8 Antenna Jammer 2


Application situation

1. Conference room, auditoriums, law court, library, exam room, school, cinema, theater, museum, hospital etc.

2. Places where using mobile phones is prohibited such as Service Station, Security Services, Military Units, Border Patrol and Drug Enforcement, Customs, etc.


Packing list

1. EST-505J main unit               1pc

2. Antennas                               1set (8pcs)

3. AC adapter                            1pc

4. user manual (optional)          1pc