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Portable Handheld 14 Bands GSM 2g 3G 4G 5g Mobile Phone Wireless Jammer
US$330.00
1-9 Pieces
US$310.00
10-99 Pieces
US$290.00
100+ Pieces
Sample price:US$330.00/piece.Request sample
Product profile
Customization
AvailableFrequency Range
PCS1900Frequency
925~960MHzModel NO.
UHI-N14Application
Examination HallJammer Frequency
GPS GSM Bluetooth Sig-Nal Blocker 2g 3G 4G 5g WiFiAntenna
14PCSPlug Type
Us, EU, Au, UKEffective Shielding Distance
Radius Is 0-25 MetersBuilt in Li-Battery
2.5+ Working HoursGross Weight
3.5kgColor
BlackSupport
OEM Frequency CustomizeJammer Power
14 WattTransport Package
Kraft Box and Internal with FoamSpecification
190x126x46mmOrigin
ChinaHS Code
85319010Production Capacity
10000 Per MonthKey features
14 Bands Signal Blocking: Blocks 2G, 3G, 4G, 5G, GPS, WiFi, Bluetooth, and more wireless signals effectively.
Independent Band Control: Each of the 14 frequency bands can be turned ON or OFF independently without affecting others.
Portable Handheld Design: Compact size (190x126x46mm) with built-in battery for easy carrying and outdoor use.
Long Working Time: Built-in 12000mAh battery provides 2-3 hours of continuous operation.
Effective Shielding Range: Creates a quiet zone with a shielding radius of 0-25 meters depending on signal strength.
Advanced Cooling System: Equipped with 3 internal cooling fans for silent, long-term operation without overheating.
Multi-Device Compatibility: Interferes with Android, iOS, tablets, smartphones, and walkie-talkies without base station interception.
Versatile Power Options: Supports AC adapter and car charger; allows use while charging for continuous operation.
Company profile

Business Type: Trading CompanyExport Year: 2022-04-13Average Response Time: ≤3.38hTerms of Payment: T/T, PayPal, Western UnionInternational Commercial Terms(Incoterms): FOB
AI-Powered supplier vetting
SummaryShenzhen Yu Heng Xing Technology Co., Ltd. is a Shenzhen-based manufacturer and seller of telecommunications products and security equipment, including signal jammers, detectors, amplifiers, and related accessories. It reports broad customization services and export experience of 12 years, with exports representing 90% of total sales. Production-related information indicates 6–10 quality-control staff, 6–10 years of R&D engineer experience, and stated lead times within 15 working days in both peak and off-peak periods. However, the supplier does not provide 3D software design services and reported no new products in the past year. Service-management controls are weak: no written procedures or records were reported for supplier-service assessment, corrective/preventive actions, or complaint handling. It also reports no overseas warehouse, showroom, overseas agent or branch, or offline trade-show participation. Financial information is not considered in detail here due to the privacy restriction, and the...
Supplier typeThe supplier identifies itself as a manufacturer and seller of telecommunications products, security equipment, and personal privacy protection products. Its listed products include signal jammers, signal detectors, mobile-phone amplifiers, and related RF accessories, supporting classification as a specialized telecom and security-equipment manufacturer.
CertificationsThe supplier reports certification of its management systems under GMP. The slice does not provide the certificate scope, issuing body, validity, or additional product certifications, so the evidence supports a certification claim but does not establish broad certification coverage.
After-Sales capabilityThe supplier reports no written procedures or records for effective service-capability assessment, corrective and preventive actions, or customer-complaint handling. It also has no overseas warehouse, showroom, overseas agent or branch, and no offline trade-show participation, indicating limited documented and overseas after-sales infrastructure.
R&D capabilityThe supplier reports 6–10 years of total R&D-engineer experience, but also states that it had no new products during the past year and does not provide 3D software design services. The evidence indicates some experienced R&D staffing but no demonstrated recent product innovation.
Production capacityThe supplier reports 6–10 quality-control staff, lead times within 15 working days in both peak and off-peak seasons, and access to Shenzhen Port. Finished products are checked by packing staff, while the stated export experience is 12 years and 90% of sales are exports, supporting operating and export capability but showing a relatively basic final-inspection method.
Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. These repeated entries provide direct evidence of broad customization capability, although they do not establish 3D software design support.
Product Q&A
Q:What wireless signals does this jammer block?
A:
It blocks 14 bands including 2G, 3G, 4G, 5G, GPS, WiFi, Bluetooth, Lojack, RC, and VHF/UHF radio signals.
Q:Can I control individual frequency bands?
A:
Yes, each of the 14 bands can be turned ON or OFF independently without influencing the operation of other bands.
Q:How long does the battery last?
A:
The built-in 12000mAh battery provides 2 to 3 hours of working time.
Q:What is the effective shielding distance?
A:
The effective shielding radius is 0 to 25 meters, depending on the signal strength in the given area.
Q:Is it safe for base stations?
A:
No, it only interferes with downlink signals and does not intercept or damage base stations.
Send Inquiry
*To:
Shenzhen Yu Heng Xing Technology Co., Ltd.
Shenzhen Yu Heng Xing Technology Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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