Jiangsu Profile
Product List
4606. Professional Manufacturer Directional Multi-Channel Multi-Band Signal Jammer Module for Airport ... 
[Apr 29, 2026]
[Apr 29, 2026] Product Description Product Description YJM2420B is a wireless signal shielding module dedicated to 2400-2500MHz signal. This module has the advantages of high average output power, good in band flatness, small upper ...
4607. Original Weatherproof Lightweight Wireless Signal Blocker Jammer Module for Drone Disruption [Apr 29, 2026]
[Apr 29, 2026] Product Description Product Description YJM2420B is a wireless signal shielding module dedicated to 2400-2500MHz signal. This module has the advantages of high average output power, good in band flatness, small upper ...
4608. Spot Goods Narrowband Multi-Channel Efficient Signal Jammer Module for Airport No-Communication Zone [Apr 29, 2026]
[Apr 29, 2026] Product Description Product Description YJM2420B is a wireless signal shielding module dedicated to 2400-2500MHz signal. This module has the advantages of high average output power, good in band flatness, small upper ...
4609. Quality Assurance Broadband Portable Uav Drone Signal Jammer Module for Drone Disruption [Apr 29, 2026]
[Apr 29, 2026] Product Description Product Description YJM2420B is a wireless signal shielding module dedicated to 2400-2500MHz signal. This module has the advantages of high average output power, good in band flatness, small upper ...
4610. Unique Design Overheat-Protected High-Sensitivity Signal Jammer Module for Cinema Anti-Piracy ... [Apr 29, 2026]
[Apr 29, 2026] Product Description Product Description YJM2420B is a wireless signal shielding module dedicated to 2400-2500MHz signal. This module has the advantages of high average output power, good in band flatness, small upper ...
4611. Wholesale Directional Signal Blocker Jammer Interference Module for Exam Hall Cheating Prevention [Apr 29, 2026]
[Apr 29, 2026] Product Description Product Description YJM2420B is a wireless signal shielding module dedicated to 2400-2500MHz signal. This module has the advantages of high average output power, good in band flatness, small upper ...
4612. Stock Available Directional Interference-Proof Wideband WiFi Signal Jammer Module for Drone ... [Apr 29, 2026]
[Apr 29, 2026] Product Description Product Description YJM2420B is a wireless signal shielding module dedicated to 2400-2500MHz signal. This module has the advantages of high average output power, good in band flatness, small upper ...
4613. Quality Assurance Swept Drone Counter Signal Jammer Module for Classroom Signal Control [Apr 29, 2026]
[Apr 29, 2026] Product Description Product Description YJM2420B is a wireless signal shielding module dedicated to 2400-2500MHz signal. This module has the advantages of high average output power, good in band flatness, small upper ...
4614. Selling Low-Profile Cellular Signal Jammer Module for Power Plant Restricted Area [Apr 29, 2026]
[Apr 29, 2026] Product Description Product Description YJM2420B is a wireless signal shielding module dedicated to 2400-2500MHz signal. This module has the advantages of high average output power, good in band flatness, small upper ...
4615. The New Weatherproof Multi-Band Signal Jammer Module for Power Plant Restricted Area [Apr 29, 2026]
[Apr 29, 2026] Product Description Product Description YJM2420B is a wireless signal shielding module dedicated to 2400-2500MHz signal. This module has the advantages of high average output power, good in band flatness, small upper ...
4616. High Quality Wholesale High-Gain Multi-Band Signal Jammer Module for Airport No-Communication Zone [Apr 29, 2026]
[Apr 29, 2026] Product Description Product Description YJM2420B is a wireless signal shielding module dedicated to 2400-2500MHz signal. This module has the advantages of high average output power, good in band flatness, small upper ...
4617. Explosive Models High-Isolation Multi-Band Signal Jammer Module for VIP Hotel Suite Privacy [Apr 29, 2026]
[Apr 29, 2026] Product Description Product Description YJM2420B is a wireless signal shielding module dedicated to 2400-2500MHz signal. This module has the advantages of high average output power, good in band flatness, small upper ...
4618. New Popularity Interference-Proof Adjustable Frequency Signal Jammer Module for Cinema Anti-Piracy ... [Apr 29, 2026]
[Apr 29, 2026] Product Description Product Description YJM2420B is a wireless signal shielding module dedicated to 2400-2500MHz signal. This module has the advantages of high average output power, good in band flatness, small upper ...
4619. Wholesale Vehicle-Mounted Fpv Signal Jammer Module for R&D Facility Signal Block [Apr 29, 2026]
[Apr 29, 2026] Product Description Product Description YJM2420B is a wireless signal shielding module dedicated to 2400-2500MHz signal. This module has the advantages of high average output power, good in band flatness, small upper ...
4620. New Lightweight High-Isolation WiFi Signal Jammer Module for VIP Hotel Suite Privacy [Apr 29, 2026]
[Apr 29, 2026] Product Description Product Description YJM2420B is a wireless signal shielding module dedicated to 2400-2500MHz signal. This module has the advantages of high average output power, good in band flatness, small upper ...
