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HISEA is the foremost innovator in the field of RF jamming

Portable Signal Jammer Full Band 21 Channels 2g 3G 4G 5g Mobile Phone Network Lojack Walky Talky Signal Jammer

As the most popular handheld jammer which has a small size, easy to carry. It can block multiple frequencies, and have a very large jammer range. With a separate frequency control switch, you can select the frequency range that needs to be disturbed as needed. This product has the perfect heat dissipation system, can work long time. The shell is made of high quality metal with good heat dissipation.


This device is suitable for classroom, meeting room, library, movie theater and other places where it needs to keep quiet. Due to its small size and easy to hide, the device is popular with teachers and administrators.



Technical Consultation

Product details introduction:

 Basic informations:

1. Color: Black or Military Green color Acrylic Plastic Case;

2. Power supply: AC100-240V or 12V Car Charger;

3. Jamming Range:Radius 10-30 meters (-75dBm@Omnidirectional antennas);

4. Working time: 2.5 Hours;

5. Weight:1.6Kg;

6. Dimension: 220 x 140x 70mm (Main Unit only, do not include Antennas)

7. Warranty: 1 year;

8. Battery:Ni-Mh battery 16000mAH;

Note: Can Turn on and Charging at the same time, Each Band can Turn ON/OFF,Battery Status LCD;


Europe Frequency for 5G + 5GHZ America Frequency for 5G + 5GHz
758-830MHz 

5G, 4G LTE Low (Two Bands)      *2W

850-895MHzCDMA 850  (Two Bands)                                                   *2W
920-965MHzGSM900  (Two Bands)                *2W1800-2000MHzDCS, PCS  (Two Bands)                                                     *2W
1800-1920MHz DCS  (Two Bands)                       *2W2100-2170MHz3G, UMTS  (Two Bands)                                                    *2W
2100-2170MHz

3G, UMTS  (Two Bands)              *2W

2300-2500MHz4G LTE + WiFi 11.b & g                                                    *1W
2400-2500MHzWiFi 11.b & g                              *1W2500-2700MHz4G WiMAX Sprint  (Two Bands)                                        *2W
2570-2690MHz4G LTE High  (Two Bands)           *1W700-800MHz4G LTE USA iPhone (AT&T & Verizon)  (Two Bands)         *2W
1450-1620MHz5G+ L1 +Glonass L1            *1W1570-1620 MHz L1 + Glonass L1                                                         *1W
164-173MHzLojack 164MHz                           *1W173MHzLojack                                                                                *1W
 315MHz  Remote Control                         *1W315MHzRemote Control                                                                 *1W
433MHzUHF Remote Control                  *1W433MHzRemote Control                                                                 *1W
868MHzRemote Control                          *1W868MHzRemote Control                                                                 *1W
5.1-.5.9GHzWiFi 11.a                                    *1W5.1-.5.9GHzWiFi 11.a                                                                            *1W
1170-1280MHz L2 + L5+ Glonass L2          *1W1170-1280MHz L2 + L5+ Glonass L2                                                  *1W
3400-3600MHz

5G LTE                                        *1W

617-652MHz5G LTE                                                                                *1W
3600-3800MHz5G LTE                                        *1W1700-1800MHz4G LTE                                                                                 *1W
400-480MHzUHF Remote Control                  *1W400-480MHzUHF Remote Control                                                          *1W
Total:21W
Total: 21W


Applications of jammer signal blocker 

It can be applied in a meeting room, conference room, museum, gallery, theater, concert hall, church, temple, restaurant, classroom, training center, factory, bank, train, car, bus, etc.


Packing Lists of signal jammer:

1pc Portable Signal Jammer

1pc AC Charger

1pc Car Charger

21pc Antennas

1pc Holster


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