28 Channel Signal Blocker Cellphone Multi Bands High Power Device Signal Jammer

27 Antenna portable 28W high power signal jammer 2G 3G 4G 5G WIFI GPS VHF UHF Lojack Remote contol Bluetooth signal block

Turn off power switch before charging. Charging indicator shall lights on RED when charging the battery, the indicator will turn to GREEN color while finished. 

Please install antennas and tight up according to the number indicator, the antennas are already connected and can be used directly (default )

Turn on the power switch and the Power LED shall light in Green and the LED of each band will turn on too.

Don't suggest to use while charging, otherwise the charger or machine will be damaged, because temperature may too high about 7 5 ° C
OEM customized service:
Customized for special frequency band
Silkscreen OEM service can be offered


 

Q1.Payment Method

T/T, Western Union, Paypal, and Credit Card are available,
and we suggest paying by Alibaba Trade Assurance, the most favor, and security method.
*Other methods please Contact us with more details.

Q2.Delivery Date&Lead Time

Q3. Can I customize frequencies?

Yes, we can customize 2G/3G/4G/5G/LoJack 173MHz, VHF, UHF, Walkie-talkie, interphone, 433MHz,315MHz, 868MHz, 450MHz, iDEN, CDMA, GSM, GPRS, DCS, PCS, AWS, WCDMA, UMTS,3G,4G, LTE 700, LTE 800, LTE 2300, LTE 2600, GPS L1, GPS L2, Galileo, Compass, Glonass, WIFI, Bluetooth, WIMAX, UAV, Drone, 5.8G, etc.

Q4. What should I do if I don't know about frequency in my country?

Please feel free to Contact us with your inquiry, we will find the frequency you need and address your problems.