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This powerful 8 antennas VHF/UHF signal jammer adopted advanced technology, widely covers UHF/VHF frequency, within 1-40 meters radius. Creating a shielding range for you to avoid car positioning and track positioning, with car adapter, you can use this jammer in mobile vehicle such as bus, car, truck, etc. For organization and personnel who needs not to be surveillance, and tracking.
(1) Frequency bands
① VHF radio 1: 30-50MHz
② VHF radio 2: 50-80MHz
③ VHF radio 3: 80-110MHz
④ VHF radio 4: 110-135MHz
⑤ VHF radio 5: 135-175MHz
⑥ VHF radio 6: 175-230MHz
⑦ VHF radio 7: 230-270MHz
⑧ VHF radio 8: 270-300MHz
(2) Colour: black
(3) Antennas: 8 omnidirectional antennas
(4) Shielding Radius: 0-40m adjustable (@-75dBm, still depends on the signal strength in given area)
① 【the Cellular 2G/3G signal must ≤-75dBm in the location】
② 【the Cellular 4G signal must ≤-115dBm in the location】
(5) Single Output Power(each band): ≤ 33dBm / 2W (adjustable with power adjustment knob)
(6) Power supply: AC/DC adapter(Input: AC100-240V; Output: DC27V 10A)
(7) Dimension: 376*235*58 mm (excluding antennas)
(8) Weight: 3.5kg (main unit) / 4.65kg (full set net weight)
(9) Package Weight(G.W.): about 6kg
(10) Working Temperature: -40 to +55℃
(11) Relative humidity: ≤90%(RH)
(12) Air pressure: 86~106kPa
(13) Safety regulation: AC Adapter UL (E190582) / CSA (LR112971 Level 3)
(1) Five fans excellent cooling system, with high heat dissipation aluminum plate.
(2) 24/7 continuously working is available in well-ventilated place.
(3) 8 high gain omnidirectional antennas, widely covers mobile phone signal frequency.
(4) Each band working independently, can turn off one band without influence others.
(5) The output power of each band can be adjusted independently with adjustment knob.
(6) Stable shielding performance.
(7) Low noise while working.
(8) Could be use in car directly, with car adapter(optional).
(9) Only effect on UHF/VHF signal, do not disturb other electronic devices working, harmless to human body.
(1) Open the package and take out the devices.
(2) Install the antennas to the right position according to the indicated number, then plug in.(important, otherwise the jammer can not work)
(3) Connect with electricity with power adapter, switch on the power button, if the indicators light on, the jammer is working.
(4) If the shielding range decreases, it means the battery is running low, please charge the battery in time.
(5) The valid scope is a round space spread from the jammer, to achieve the most efficiency, please put the jammer in the center.
(6) Please keep the jammer away from electromagnetic and heat sources to ensure maximum efficiency and stable long-tern operation.
(7) After using, please switch off the jammer for normal usage of mobile phones.
(8) While using the jammer outdoors, please be aware of water and damp.
(9) It is normal phenomenon the main unit heated while working, please do not put other sundries on it.
(1) The jammer needs no special maintenance.
(2) For storage, please avoid caustic gases and liquids, make the jammer 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 1 year.
Conference room, jail, school, residential zone, government building, car, bus, boat, yacht, mobile vehicle. Places where information security and high confidentiality is required.
(1) EST-502F8 main unit ————————-1 piece
(2) Antenna ————————————1set (8 pieces)
(3) AC/DC adapter————————-1 piece
(4) Car adapter ——————————1 piece
(5) Remote control——————————–1 piece
The following is the process you should take to complete your order through bank to bank transfer:
1. Please go to your bank (through online banking, ATM or going into a branch) and complete the transfer of money. Make sure that the amount you transfer is the exact total of your order. Payment details below:
- If your bank is located in Austria, Germany, Spain, France, United Kingdom, Italy, Netherlands, Belgium, Finland, Greece or Luxemburg you will pay to our WorldPay bank. You will see the bank details once you have placed the order.
PLEASE NOTE: If you are paying to our WorldPay bank you MUST include the Unique Payment Reference Number (you will receive this directly after paying the order) in the description section when completing payment to help us identify your order. Failure to do this will result in an unsuccessful transaction.
- If your bank is located in a country not listed above you will pay to our HSBC account. The details are below:
PLEASE NOTE: If you are paying in this way you MUST write your Yourname order number in the description section when paying so we can easily recognize your payment. Failure to do this will result in a delayed or failed transaction.
2. When this is done, log in to your Yourname ‘My Account’ and complete the following:
Click ‘Order list’
Click ‘Complete Payment’ and fill in the related information for verification (This is an important step. If the information you have filled in does not match your bank details the payment can not be completed.)
Click ‘Submit’ to finish the procedure.
3. You will receive a payment confirmation email from us after your order’s payment has gone through successfully. If you do not receive this email, please contact us here: http://www.Yourname.com/help/
Please note that Yourname will begin to handle your items after payment has been cleared.
The tailoring and handling time is the number of business days we will take to process your items before shipping them. This processing includes order verification, item manufacturing, quality checking and packaging. This does not include the shipping time.
Different items and categories have different tailoring and handling times. However, on each item page the information is displayed next to the item photo as shown in the picture below.