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The latest developed 4G video call Water resistance mobile phone GPS Tracking device with block unknow numbers for avoid kidnap D35S

The latest developed 4G video call Water resistance mobile phone GPS Tracking device with block unknow numbers for avoid kidnap D35S

US $ 20-21 / Piece FOB
1 Piece (MOQ)
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Shenzhen Yushengchang Technology Co., Ltd.

Guangdong, China Since 2013
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High Quality Metal Keychain USB Flash Drive, Stylish Portable Storage Device

High Quality Metal Keychain USB Flash Drive, Stylish Portable Storage Device

US $ 1.46-1.5 / Piece FOB
100 Pieces (MOQ)
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ULIKE DESIGN CO., LIMITED

Guangdong, China Since 2016
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New Arrival LTE IP67 Waterproof Child GPS Tracker Device with Block Unknown Number Feature for Avoiding Kidnap D36N

New Arrival LTE IP67 Waterproof Child GPS Tracker Device with Block Unknown Number Feature for Avoiding Kidnap D36N

US $ 25-26 / Piece FOB
1 Piece (MOQ)
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Shenzhen Yushengchang Technology Co., Ltd.

Guangdong, China Since 2013
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Portable Signal Interruption Anti-Cell Phone Signal Interruption Detector Device

Portable Signal Interruption Anti-Cell Phone Signal Interruption Detector Device

US $ 9.9-15.9 / Piece FOB
2 Pieces (MOQ)
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Shenzhen Dexin Industrial Co., Ltd.

Manufacturer/Factory

Guangdong, China Since 2024
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Black Metal Keychain USB Flash Drive, High-End Portable Storage Device

Black Metal Keychain USB Flash Drive, High-End Portable Storage Device

US $ 2.46-2.5 / Piece FOB
100 Pieces (MOQ)
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ULIKE DESIGN CO., LIMITED

Guangdong, China Since 2016
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Easy Insatalled 4G OBD GPS Tracking Device for Small Vehicle, Fleet Management on Platform-Ef

Easy Insatalled 4G OBD GPS Tracking Device for Small Vehicle, Fleet Management on Platform-Ef

US $ 33-39 / Piece FOB
1 Piece (MOQ)
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Guangzhou Topten Electronics Factory

Manufacturer/Factory & Trading Company

Guangdong, China Since 2011
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Hot Sale LTE IP67 Waterproof Children Safety Smart Watch GPS Tracker Device with Voice and Video Call for Realtime Communication D49C

Hot Sale LTE IP67 Waterproof Children Safety Smart Watch GPS Tracker Device with Voice and Video Call for Realtime Communication D49C

US $ 28-28.5 / Piece FOB
1 Piece (MOQ)
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Shenzhen Yushengchang Technology Co., Ltd.

Guangdong, China Since 2013
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China Factory LTE Android 8.1 Large Screen Kid GPS Tracking Device with Calling and Voice Message Chat For Real Time Communication D49C

China Factory LTE Android 8.1 Large Screen Kid GPS Tracking Device with Calling and Voice Message Chat For Real Time Communication D49C

US $ 28-28.5 / Piece FOB
1 Piece (MOQ)
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Shenzhen Yushengchang Technology Co., Ltd.

Guangdong, China Since 2013
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2025 Good Quality LTE Android 8.1 Kids Tracking Device with Geo-fence Alerts for Real Time Google Map Monitoring D36N

2025 Good Quality LTE Android 8.1 Kids Tracking Device with Geo-fence Alerts for Real Time Google Map Monitoring D36N

US $ 25-26 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Shenzhen Yushengchang Technology Co., Ltd.

Guangdong, China Since 2013
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4G Android 8.1 Child GPS Tracking Device with Classroom Mode Listen-in Feature For Parental Control D49C

4G Android 8.1 Child GPS Tracking Device with Classroom Mode Listen-in Feature For Parental Control D49C

US $ 28-28.5 / Piece FOB
1 Piece (MOQ)
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Shenzhen Yushengchang Technology Co., Ltd.

Guangdong, China Since 2013
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Full 4 Direction Voice Jammer F12 Anti Recorder Blocker Wide Range Phone Video Dictaphone Sound Shield for Meeting Security

Full 4 Direction Voice Jammer F12 Anti Recorder Blocker Wide Range Phone Video Dictaphone Sound Shield for Meeting Security

US $ 280-325 / sets FOB
2 sets (MOQ)
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Vecano Electronics Co., Ltd.

Guangdong, China Since 2012
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New launched 4G IP67 waterproof security students GPS tracking watch tracker device with panic button for personal security D36Pro

New launched 4G IP67 waterproof security students GPS tracking watch tracker device with panic button for personal security D36Pro

US $ 30-32 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Shenzhen Yushengchang Technology Co., Ltd.

Guangdong, China Since 2013
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The latest developed large screen 4G video call Water resistance mobile phone GPS Tracking device with block unknow numbers for avoid kidnap D49H

The latest developed large screen 4G video call Water resistance mobile phone GPS Tracking device with block unknow numbers for avoid kidnap D49H

US $ 31-33 / Piece FOB
1 Piece (MOQ)
Contact Supplier
Audited Supplier
Shenzhen Yushengchang Technology Co., Ltd.

Guangdong, China Since 2013
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New developed China manufacture 4G IP67 waterproof kids GPS watch tracking device for personal security D55

New developed China manufacture 4G IP67 waterproof kids GPS watch tracking device for personal security D55

US $ 26.5-27.5 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Shenzhen Yushengchang Technology Co., Ltd.

Guangdong, China Since 2013
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2025 Hot Sale 4G Android 8.1 Child GPS Watch Tracker device with Rotation Menu Button for Convenient easy operation D49C

2025 Hot Sale 4G Android 8.1 Child GPS Watch Tracker device with Rotation Menu Button for Convenient easy operation D49C

US $ 28-28.5 / Piece FOB
1 Piece (MOQ)
Contact Supplier
Audited Supplier
Shenzhen Yushengchang Technology Co., Ltd.

Guangdong, China Since 2013
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Newest 4G IP67 waterproof Fashion Students Personal Kids GPS Tracker Device with Video Call History Tracking D36

Newest 4G IP67 waterproof Fashion Students Personal Kids GPS Tracker Device with Video Call History Tracking D36

US $ 21-22 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Shenzhen Yushengchang Technology Co., Ltd.

Guangdong, China Since 2013
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Jointech Jt705A Container Cargo Lock Smart GPS Tracker GPS Tracking Device

Jointech Jt705A Container Cargo Lock Smart GPS Tracker GPS Tracking Device

US $ 468-508 / Piece FOB
1 Piece (MOQ)
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Shenzhen Joint Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2012
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Single Zone Security Metal Detector Metal Detecting Device

Single Zone Security Metal Detector Metal Detecting Device

US $ 280-320 / Piece FOB
1 Piece (MOQ)
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Smart Check Security Equipment (Shenzhen) Co., Ltd.

Manufacturer/Factory

Guangdong, China Since 2017
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Zk Kr Series New Design 125kHz External LED Indicate Buzzer Access Control Devices

Zk Kr Series New Design 125kHz External LED Indicate Buzzer Access Control Devices

US $ 4.5-12 / Piece FOB
1 Piece (MOQ)
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Techcrepower Technologies Limited

Guangdong, China Since 2013
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Nto Good 2g/4G Car GPS GSM Tracker APP Control Car Alarm System

Nto Good 2g/4G Car GPS GSM Tracker APP Control Car Alarm System

US $ 32.2-33.6 / Piece FOB
20 Pieces (MOQ)
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ZHONGSHAN NENGTONG BURGLARPROOF ELECTRONICS CO.,LTD

Manufacturer/Factory & Trading Company

Guangdong, China Since 2022
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Android System Fingerprint Time Attendance Device

Android System Fingerprint Time Attendance Device

1 Piece (MOQ)
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Granding Technology Co., Ltd.

Shanghai, China Since 2008
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6 Ports Mobile Security Display Stand Controller Smartphone Anti-Theft Alarm Device for Retail Shop

6 Ports Mobile Security Display Stand Controller Smartphone Anti-Theft Alarm Device for Retail Shop

US $ 33.6-36.2 / Piece FOB
100 Pieces (MOQ)
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Audited Supplier
Hangzhou Taguard Technology Co., Ltd.

Trading Company

Zhejiang, China Since 2021
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Dragon Guard HP001 Anti Theft Alarm Device for Electronics Store

Dragon Guard HP001 Anti Theft Alarm Device for Electronics Store

US $ 6-6.5 / Piece FOB
10 Pieces (MOQ)
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Xuzhou Dragon Guard Industrial Co., Ltd.

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2023
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About Phone+Security+Devices FAQ

  • QWhat are the advantages of manufacturing signal jammers in China?

    Discover the perfect Signal Jammer addition with our Phone+Security+Devices.There are several advantages to manufacturing signal jammers in China, including cost-effectiveness, access to skilled labor, advanced technology, and the ability to customize products. Partnering with a manufacturing facility in China ensures high-quality and competitively priced signal jammers.

  • QWhat frequency bands do signal jammers commonly cover?

    Our Phone+Security+Devices offers exceptional quality within the Signal Jammer category.Signal jammers can cover a range of frequency bands used by devices like mobile phones, GPS, and Wi-Fi. A well-known manufacturer usually provides signal jammers that target specific frequency ranges for effective jamming.

  • QHow can I evaluate the quality of signal jammers from suppliers in China?

    Discover the perfect Signal Jammer addition with our Phone+Security+Devices.Evaluate the quality of signal jammers by considering factors such as range, jamming effectiveness, durability, and build quality. The best way is to request product specifications and test the jammers before bulk purchase from a reliable supplier.

Cell Phone Wiretapping Detector Secret GPS Tracking Device Finder Wireless Tap Detector Used for Cars Trucks Buses and Vans

Cell Phone Wiretapping Detector Secret GPS Tracking Device Finder Wireless Tap Detector Used for Cars Trucks Buses and Vans

US $ 88-91 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Shenzhen Necom Telecommunication Technologies Co., Ltd.

Guangdong, China Since 2015
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Inshow A112-H High and Low Security Display Device for Mobile Phone

Inshow A112-H High and Low Security Display Device for Mobile Phone

US $ 37-40 / Piece FOB
1 Piece (MOQ)
Contact Supplier
Hangzhou Inshow Co., Ltd.

Zhejiang, China
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Motorcycle Security Patrol Communication Device Qxtx-Sk02 Senken

Motorcycle Security Patrol Communication Device Qxtx-Sk02 Senken

US $ 10-300 / Piece FOB
100 Pieces (MOQ)
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Senken Group Co., Ltd.

Zhejiang, China Since 2017
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Signal Jammer Blocker Device with Compact 5X5X5 Specification for Effective Use

Signal Jammer Blocker Device with Compact 5X5X5 Specification for Effective Use

US $ 100-140 / Piece FOB
1 Piece (MOQ)
Contact Supplier
Audited Supplier
Shenzhen Xsh Smart Technology Co., Ltd.

Guangdong, China Since 2024
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Comprehensive Medical Device Disinfection with Automatic Endoscope Cleaning Machine

Comprehensive Medical Device Disinfection with Automatic Endoscope Cleaning Machine

US $ 6,210-10,300 / Piece FOB
1 Piece (MOQ)
Contact Supplier
Audited Supplier
Hefei Sada Medical Equipment Co., Ltd.

Anhui, China Since 2015
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Jointech Factory Jt705A Container GPS Security Seal Lock Tracking Device

Jointech Factory Jt705A Container GPS Security Seal Lock Tracking Device

US $ 468-508 / Piece FOB
1 Piece (MOQ)
Contact Supplier
Audited Supplier
Shenzhen Joint Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2012
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Home Security System Wiegand Output Smart Bluetooth & WiFi Access Control Board

Home Security System Wiegand Output Smart Bluetooth & WiFi Access Control Board

US $ 15-18 / Piece FOB
1 Piece (MOQ)
Contact Supplier
Audited Supplier
Shenzhen Nordson Electronic Co., Ltd.

Guangdong, China Since 2015
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Android Access Control Device in Visible Light (7A)

Android Access Control Device in Visible Light (7A)

US $ 370-380 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Granding Technology Co., Ltd.

Shanghai, China Since 2008
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Multi-Use Anti-Eavesdropping System Vehicle Power Supported Anti-Car Bomb/Tracking Devices

Multi-Use Anti-Eavesdropping System Vehicle Power Supported Anti-Car Bomb/Tracking Devices

1 Piece (MOQ)
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Audited Supplier
Shenzhen Necom Telecommunication Technologies Co., Ltd.

Guangdong, China Since 2015
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GSM Jammer Examination Device for Secure Communication and Signal Blocking

GSM Jammer Examination Device for Secure Communication and Signal Blocking

US $ 155-159 / pieces FOB
1 pieces (MOQ)
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Audited Supplier
Shenzhen Xsh Smart Technology Co., Ltd.

Guangdong, China Since 2024
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Advanced Sterilization Device for Safe Medical Equipment Processing

Advanced Sterilization Device for Safe Medical Equipment Processing

US $ 14,300-18,000 / Piece FOB
1 Piece (MOQ)
Contact Supplier
Audited Supplier
Hefei Sada Medical Equipment Co., Ltd.

Anhui, China Since 2015
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Retractable Anti-Theft Cellular Phone Retail Display Device

Retractable Anti-Theft Cellular Phone Retail Display Device

US $ 2 / Piece FOB
100 Pieces (MOQ)
Contact Supplier
Dongguan Yomo Electronic Technology Co., Ltd.

Guangdong, China
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Vehicle Management GPS Anti-Theft Container Security Device

Vehicle Management GPS Anti-Theft Container Security Device

US $ 91-100 / Piece FOB
1 Piece (MOQ)
Contact Supplier
Audited Supplier
Shenzhen Joint Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2012
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