Shenzhen Northvision Technologies Co., Ltd.
Main products:CCTV Camera,Video Door Phone,GSM Bug Alarm,Mini Camera,Detector
Products
Contact Us
  • Contact Person : Mr. H James
  • Company Name : Shenzhen Northvision Technologies Co., Ltd.
  • Tel : 0086-755-83193663
  • Fax : 0086-0755-82952586
  • Address : Guangdong,Shenzhen,Futian district, Shenzhen
  • Country/Region : China
  • Zip : 518000

Other Surveillance Products
Smoke detector gsm bug listening device with call back function

Smoke detector gsm bug listening device with call back function

gsm bug listening device 1.GSM frequency:850/900/1800/1900MHz 2.Voice detector distance:10m 3.2 ways to set master number Smoke detector gsm bug listening device with call back function Really GSM 850/900/1800/1900MHz Network Voice detector distance:10mVoice sensitivity adjust...
voice trigger audio bug with sim, 850/900/1800/1900MHz

voice trigger audio bug with sim, 850/900/1800/1900MHz

audio bug with sim 1.GSM frequency:850/900/1800/1900MHz 2.Voice detector distance:10m 3.2 ways to set master number voice trigger audio bug with sim , 850/900/1800/1900MHz Really GSM 850/900/1800/1900MHz Network Voice detector distance:10mVoice sensitivity adjust by SMS:...
voice trigger gsm voice bug, 850/900/1800/1900MHz

voice trigger gsm voice bug, 850/900/1800/1900MHz

gsm voice bug 1.GSM frequency:850/900/1800/1900MHz 2.Voice detector distance:10m 3.2 ways to set master number voice trigger gsm voice bug, 850/900/1800/1900MHz Really GSM 850/900/1800/1900MHz Network Voice detector distance:10mVoice sensitivity adjust by SMS: 20-500dbTwo kinds...
voice trigger wireless listening device works in USA

voice trigger wireless listening device works in USA

wireless listening device 1.GSM frequency:850/900/1800/1900MHz 2.Voice detector distance:10m 3.2 ways to set master number voice trigger wireless listening device works in USA   Really GSM 850/900/1800/1900MHz Network Voice detector distance:10mVoice sensitivity...
cheap listening device with call back function

cheap listening device with call back function

cheap listening device 1.GSM frequency:850/900/1800/1900MHz 2.Voice detector distance:10m 3.2 ways to set master number cheap listening device with call back function  Really GSM 850/900/1800/1900MHz Network Voice detector distance:10mVoice sensitivity adjust by SMS:...
voice hidden bug works in all countries

voice hidden bug works in all countries

voice hidden bug 1.GSM frequency:850/900/1800/1900MHz 2.Voice detector distance:10m 3.2 ways to set master number voice hidden bug works in all countries Really GSM 850/900/1800/1900MHz Network Voice detector distance:10mVoice sensitivity adjust by SMS: 20-500dbTwo kinds of...
voice trigger sim card listening device works in all countries

voice trigger sim card listening device works in all countries

sim card listening device 1.GSM frequency:850/900/1800/1900MHz 2.Voice detector distance:10m 3.2 ways to set master number voice trigger sim card listening device works in all countries  Really GSM 850/900/1800/1900MHz Network Voice detector distance:10mVoice sensitivity...
Hot selling secret listening device with call back function

Hot selling secret listening device with call back function

secret listening device 1.GSM frequency:850/900/1800/1900MHz 2.Voice detector distance:10m 3.2 ways to set master number Hot selling secret listening device with call back function  Really GSM 850/900/1800/1900MHz Network Voice detector distance:10mVoice sensitivity...
voice trigger hidden listening device works in USA

voice trigger hidden listening device works in USA

hidden listening device 1.GSM frequency:850/900/1800/1900MHz 2.Voice detector distance:10m 3.2 ways to set master number voice trigger  hidden listening device works in USA   Really GSM 850/900/1800/1900MHz Network Voice detector distance:10mVoice sensitivity...
Newest audio listening device with call back function

Newest audio listening device with call back function

audio listening device 1.GSM frequency:850/900/1800/1900MHz 2.Voice detector distance:10m 3.2 ways to set master number Newest audio listening device with call back function  Really GSM 850/900/1800/1900MHz Network Voice detector distance:10mVoice sensitivity adjust by...


Copyright Notice @ 2008-2012 ECVERY Limited and/or its subsidiaries and licensors. All rights reserved.