EST Jammer (Eastlonge Electronics(HK) Co., Ltd.), a leading jammer manufacturer since 2002, specialized in RF wireless signal jammer {cell phone signal jammer (2G/3G/4G/5G), WiFi jammer (WiFi 2.4G/5.2G/5.8G), LoRa jammer, GPS jammer (GNSS/GPS/GLONASS/Galileo/BDS), LoJack jammer, radio jammer (VHF/UHF/HF/FM/XM/DAB...), remote control jammer (RC315/433/868/915...), conference room jammer, high power prison jammer, drone jammer, RCIED jammer, convoy jammer...}, ultrasonic audio recording jammer (audio recorder / microphone jammer), etc.

We are one of the earliest jammer manufacturers in China. At present, our market share in domestic market is far ahead, our loyal customer groups mainly include: schools, prisons, research institutes, enterprises, government agencies, troops and other places where require high confidentiality(information leakage prevention) or special security. So far, we have established a huge distributor network, which includes Jammer-Store, Vodasafe (Necom), JinYaTong, Tangreat, Greetwin, etc, and our products have been exported to over 100 countries in Europe, Russia, Middle East, Africa, North America, South America, Australia, Southeast Asia and so on.

Any further inquiries, please don't hesitate to contact me via below methods:
Eastlonge Electronics (HongKong) Co., Ltd.
Address: 3F./4F., Zhenyingtai Technology Park, Hebei Industry Zone, Longhua District, Shenzhen 518109, China
Contact: Amy Cheah (sales manager)
Direct line / WeChat / WhatsApp: +86 134 1856 8064 | Skype: szeastlonge
Email: amy@szeastlonge.com / alina1013@foxmail.com | Website: www.szeastlonge.com