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3 Bands Mini Portable 3G & GPS Mobile Phone Signal Jammer EST-808SG

SKU: - Out of Stock

Out of Stock
  • airport Shipping:  International shipping available
  • delivery_food Shipping time:   Standar(10-20 business days), Rush(5-10 business days)
  • chip Discount:  Get 2% discount on orders of USD $100.00,Get 3% discount on orders of USD $200.00
  • compass Handling time:  Ships within 3 business days after receiving cleared payment
  • available_updates Returns:  7 days money back guaratee,buyer pays return shipping

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EST-808SG mini portable mobile phone signal jammer, with unique design outfit and built-in omnidirectional antennas, is able to be hidden when using outside while blocking the mobile phone signal such as, CDMA, GSM, PHS/DCS, 3G, WiFi, GPS, etc., within 1-25 meters radius. This powerful signal jammer will create a shielding area to avoid information leaking and hostile Internet activities. In order to protect your information security, fulfill your high confidentiality requirement. With special design outfit, EST-808SG is more suitable for undercover action, compares to other stationary type jammer and portable type jammer.



Output Port Frequency Range(is able to customize)
CDMA/GSM 860-970 MHz
DCS/PHS 1805-1990 MHz
3G 2110-2170 MHz
GPS 1500-1600MHz
WiFi/Bluetooth 2400-2500 MHz

-Power Supply: AC adapter (AC 110-240V DC 9V)

-Colour: Silver/Black/Light Brown

-Operation time: 12 hours continuously working

-Jamming Range: 1-25 meters (-75dBM, still depends on the signal strength in the given area)

-Dimension: 97(L)*48(W)*18(H)mm


-Power Consumption: 0.4W/h

-Battery Type: Built-in aluminum 3.7V 1500mAh high power battery



(1) Light weight and strong supported from battery, easy to carry with and continuously working for longtime in outdoor.

(2) Car charger makes the jammer available to use in mobile vehicle, expand the application situation of this jammer.

(3) Special design outfit, suitable for special activities and special situation.

(4) Powerful built-in omnidirectional antennas, effectively blocks mobile phone signal in a wide range.


Operation instruction

(1) Open the packages and take out the devices

(2) Turn on the switch on the right side, if the indicator lights on, the jammer is working.

(3) If the jamming range decreased, it means the battery is going out, please charge it in time.

(4) Please keep the jammer have a distance with electromagnetic and heat sources to achieve maximum efficiency and stable longtime operation.

(5) Please do not continuously working while charging.

(6) After using, please switch off the jammer for normal usage of mobile phone.

(7) While using outdoor, please keep away from water and damp.



(1) This jammer does not require special maintenance

(2) For storage, please avoid caustic gases and liquids, please make sure the jammer is dust-proof and moisture-proof to prevent the aging of the inside components be accelerated.

(3) For storage, please contain the jammer in dry and ventilated places to avoid salty mist and noxious gases.

(4) The warranty period is 12 months. This product is repaired free of in charge for three years, and maintained for life, only needs the buyer to bear the shipment fee.


Application situation

Gas station, oil field, conference room, home, hotel, special action, residential zone, car, bus, train, truck, mobile vehicle, etc. For organization and personnel who require high confidentiality and information security. Also suitable for places where mobile phone using is prohibited, or special activities needs special outfit jammer.


Packing list

(1) EST-808SG   1pc

(2) AC adapter   1pc

(3) Car charger   1pc

(4) User manual (optional)  1pc

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