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8 Antennas UHF VHF Signal Jammer Stationary Hidden Remote Control

Place of Origin Guangdong, China
Brand Name EST
Certification CE, RoHS
Model Number EST-505K8
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

Wechat: 0086 18588475571

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Product Details
Jamming Range 10-40 Meters (still Depends On The Signal Strength In The Given Area) Antenna 8 Omnidirectional Antennas
Single Output Power +37dBm / 5W±200mA Working Power Input AC110V-240V
Dimension 400(L)×300(W)×160(H)mm Weight 6.5kg (whole Set)
Colour Black/White Function CDMA/GSM/DCS/PHS/3G/VHF/UHF Mobile Phone Signal Jammer
Warranty 12 Months
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Remote Control UHF VHF Signal Jammer


Stationary Hidden UHF VHF Signal Jammer


8 Antennas Phone Signal Jammer

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Product Description

8 Antennas Stationary Hidden Remote Control 3G VHF UHF Mobile Phone Signal Jammer



EST-505K8 is a powerful mobile phone signal jammer adopted with advanced technology, with 8 custom-able omnidirectional bands, can widely block mobile phone and Walkie-talkie signal frequency such as, CDMA/GSM/DCS/PHS/3G/VHF/UHF, etc., within 1-40 meters radius. Creating a shielding area to avoid information leaking and hacking activities, protect your information security and fulfill your high confidentiality requirement. Also suitable for places where mobile phone using is prohibited.



Bands Frequency

1. CDMA 850-894MHz

2. GSM 930-960MHz

3. DCS/PHS 1805-1990MHZ

4. GPS 1500-1600MHZ

5. WIFI 2400-2500MHZ

6. 3G 2100-2200MHZ

7. VHF 135-175MHz

8. UHF 400-470 MHz


White, Black


8 built-in omni-directional antenna

Jamming range

Radius 1-40 M

【the Cellular signal must ≤-85dBm in the location】

The jamming radius still depends on the strength signal in given area

Single output power

+37dBm / 5W±200mA

Safety regulation

AC Adapter UL (E190582)

CSA (LR112971 Level 3)

Working Power Input




Full Set Weight


Working Temperature

-10 to +55℃

Relative humidity


Air pressure



Product pictures


8 antenna VHF/UHF +3G mobile phone signla jammer/blocker 1

8 antenna VHF/UHF +3G mobile phone signla jammer/blocker 2

8 antenna VHF/UHF +3G mobile phone signla jammer/blocker 3


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-505K8 main unit                1pc

2. Antennas                                   1set (8pcs)

3. AC adapter                                1pc

4. user manual (optional)              1pc