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Brouilleur directionnel de téléphone portable N-14 réglable 120 W 2/3/4/5G/WIFI/GPS/Bluetooth Bloqueur WiFi anti-triche
Solutions fiables d’un fabricant de confiance
Avec l’essor de la tricherie électronique dans les salles d’examen, les bloqueurs de signal sont devenus un outil essentiel pour préserver l’intégrité des examens. Nous sommes un fabricant spécialisé dans la protection de la sécurité de l’information, avec 21 ans d’expérience en recherche et développement. Nos dispositifs sont reconnus pour leur qualité fiable et leurs prix compétitifs, ce qui en fait un choix sûr pour les environnements d’examen. Vous avez des demandes personnalisables ou êtes à la recherche d’un fabricant fiable de bloqueurs de signal ? Nous vous invitons à nous consulter.
Précautions
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Les facteurs influençant la portée réelle incluent la force du signal, la distance de la station de base, le format du téléphone, les obstacles, la hauteur et les spécifications d’installation.
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Il est normal que l’appareil chauffe après une longue période d’utilisation. Si la température devient trop élevée, éteignez-le et contactez votre revendeur local.
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Hauteur d’installation recommandée : 1.8m～3m, choisissez un endroit sans obstacle entre l’appareil et la zone cible.
phone jammer applications
FAQS
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Quelles bandes de fréquences vos produits peuvent-ils bloquer ? Supportent-ils la 5G ?
Oui. Blocage du spectre complet : 2G/3G/4G/5G, Wi-Fi 2.4G/5.8G, GPS L1–L5, Bluetooth, UHF/VHF, LoRa, etc. Bandes personnalisables. -
La puissance peut-elle être ajustée individuellement par bande ?
Oui. Chaque module peut être ajusté indépendamment, permettant de contrôler le rayon de brouillage, renforcer certaines bandes et réduire la consommation d’énergie. -
Est-il efficace dans des environnements à signal fort (<200m des antennes) ?
Oui. Grâce à des modules RF puissants et des antennes à haut gain, il reste efficace même près des stations de base. -
Le bloqueur affecte-t-il d’autres équipements électroniques (projecteurs, micros) ?
Non. Il cible uniquement les fréquences de communication sans fil, sans impacter les équipements filaires. -
Puis-je ajuster la puissance de chaque fréquence ?
Oui. Chaque module peut être ajusté indépendamment pour contrôler une distance de 8–100 m. -
Plusieurs bloqueurs omnidirectionnels interfèrent-ils entre eux ?
Non, si correctement installés. Nous fournissons un schéma optimisé pour éviter les chevauchements. -
Faut-il installer un équipement à l’extérieur de la pièce ?
Généralement non. Mais près de stations extérieures puissantes, une unité extérieure supplémentaire peut être recommandée. -
L’installation endommage-t-elle la structure du bâtiment ?
Non. Il peut être monté sur murs, plafonds ou piliers. Hauteur recommandée : 2.5–3m, disposition flexible. -
Peut-il fonctionner 24/7 ? Risque-t-il de surchauffe ?
Oui. Conçu pour un fonctionnement continu 24/7, avec refroidissement 6 zones et circuit de démarrage progressif. -
Proposez-vous OEM/ODM ?
Oui. Avec plus de 21 ans d’expérience, nous personnalisons puissance, bandes, boîtier et protocoles pour salles de conférence, prisons, sites militaires, véhicules, etc.
Performances et Métriques
| Catégorie | Performances et Métriques |
|---|---|
| Dimensions | 435 × 293 × 130 mm (Longueur × Largeur × Hauteur) |
| Poids | 7,2 kg (unité principale) |
| Portée de Blindage | 8–50 m (selon la force du signal de la station de base) |
| Alimentation et Consommation | CA 110–220V / CC 24V / 20A, Consommation : 480W Alimentation à découpage double intégrée |
| Température de Fonctionnement | -10℃ à +55℃ |
| Température de Stockage | -20℃ à +60℃ |
Paramètres Électriques
| Canal | Signaux Bloqués | Fréquence de Fonctionnement | Puissance de Sortie de la Plage de Fréquences | Puissance de Sortie du Canal |
|---|---|---|---|---|
| CH1 | Broadcast 5G/Mobile 5G | 758-803 MHz | 40 dBm | 5 dBm/30KHz(min) |
| CH2 | CDMA/Telecom 2G/4G | 851-894 MHz | 40 dBm | 5 dBm/30KHz(min) |
| CH3 | GSM/Mobile 2G 4G/Unicom 4G | 925-960 MHz | 40 dBm | 5 dBm/30KHz(min) |
| CH4 | DCS/Mobile 2G 4G/Unicom 4G/Telecom 4G | 1805-1990 MHz | 40 dBm | 2 dBm/30KHz(min) |
| CH5 | PHS/Mobile 2G 4G/Unicom 4G/Telecom 4G | 1805-1990 MHz | 40 dBm | 2 dBm/30KHz(min) |
| CH6 | 3G/Mobile Unicom Telecom 3G 4G | 2010-2170 MHz | 40 dBm | 2 dBm/30KHz(min) |
| CH7 | 3G/Unicom Telecom 3G 4G | 2110-2170 MHz | 40 dBm | 2 dBm/30KHz(min) |
| CH8 | 4G1/Mobile 4G(couverture interne) | 2300-2400 MHz | 40 dBm | 2 dBm/30KHz(min) |
| CH9 | WIFI2.4G/WIFI5.8G | 2400-2483 MHz/5725-5850 MHz | 37 dBm | 2 dBm/30KHz(min) |
| CH10 | Mobile 4G 5G | 2500-2600 MHz | 39,5 dBm | 2 dBm/30KHz(min) |
| CH11 | 5G1/Telecom 5G | 3300-3500 MHz | 39 dBm | 2 dBm/30KHz(min) |
| CH12 | 5G2/Unicom 5G | 3500-3800 MHz | 39 dBm | 2 dBm/30KHz(min) |
| CH13 | 5G2/Mobile 5G(couverture interne)/WIFI5.2G | 4800-4960 MHz/5150-5350 MHz | 37 dBm | 2 dBm/30KHz(min) |
Excellent Experience—Many User Reviews
Grace Mitchell
Germany
This is our second time ordering the the cell phone blockers from this company, and we are very satisfied. The shielding performance is excellent, and both the industrial design and cooling system are impressive. Mr. Chen is always friendly and replies quickly—often within an hour, despite the time difference. This supplier has our full trust. Confidently recommended for any organization needing high-quality signal blockers.
James Walker
Indonesia
We've been using the N-14-120W signal blockers for our examination venues for years, and the performance is excellent every time. Shipping to Indonesia is surprisingly fast, often ahead of schedule. The supplier is very reliable, always quick to answer our technical questions and adjust settings for different venue sizes. They even confirm the specifications before shipping. The equipment is always well-packed and arrives in perfect condition. 100% RECOMMENDED! Ask for Chen—he provides fantastic support.
Mia Thompson
Canada
The N-14-120W blockers we ordered work perfectly! 📶 The shielding is strong and stable, and the build quality is excellent. Communication with the technical team was smooth and professional, making the whole process easy. We also received a performance report before bulk order, which gave us full confidence. Will definitely order more for our meeting rooms. Thank you!
Isabella Moore
United States
I'm very satisfied with the DescBoost cell phone blockers we deployed. Mr. Chen is an excellent support engineer—helpful, professional, and very attentive to our site requirements. The equipment performs flawlessly in our conference rooms, and shipping was fast. Highly recommend working with him, and we will definitely purchase again.
Isabella Moore
United States
I'm very satisfied with the DescBoost cell phone blockers we deployed. Mr. Chen is an excellent support engineer—helpful, professional, and very attentive to our site requirements. The equipment performs flawlessly in our conference rooms, and shipping was fast. Highly recommend working with him, and we will definitely purchase again.
Lily Harris
United States
Delivery was slightly delayed due to customs, but once we received the N-14-120W units, we were impressed by the build quality. The heat dissipation and signal stability are excellent, and performance exceeded expectations. The devices are professional, durable, and ideal for our secure facilities. Tested under full load, and they performed perfectly. Very satisfied and planning a larger order. Highly recommended supplier.
Emma Richardson
United States
The shielding effectiveness, build quality, and packaging are excellent. The devices look professional and work very reliably. Planning to make them our main supplier for all secure meeting venues. 💖
Lucy
United States
Just received the blockers and they all look robust and perform beautifully 💪 The signal blocking is always consistent, and the pricing is very fair. This supplier has been reliable every time—highly recommend! 🤩
Olivia Evans
Germany
The N-14-120W units work great, and the directional adjustment feature is very useful. The engineer Chen was very professional, offered excellent advice, and helped us optimize the antenna setup for maximum coverage. Extremely happy with the result and will order more if needed. Thank you!
Sophia Lee
United States
Very satisfied with the K-14-80W blockers—will be placing another order soon. They work perfectly in our training centers. We even customized the frequency ranges to match local networks, making the solution feel unique and tailored. 🙂
Razi Riz
Vietnamese
We needed a reliable solution to block unauthorized communications used by inmates to smuggle contraband or coordinate escapes and to prevent sensitive information leaks during meetings. This signal blocker exceeded our expectations! Not only is it high-powered, but it also allows precise adjustment of power and frequency. Its unobtrusive design delivers exceptional effectiveness. Once activated, there are no signal blind spots and no risk of information leaks—exactly what we needed for enhancing prison security.
John Israel
Canada
We installed this signal blocker throughout our prison, and it immediately enhanced our security measures. Its precise, adjustable power settings let us customize coverage exactly where it’s needed. By blocking all mobile and wireless signals, we have effectively reduced the risks of attacks and violence. It has become an indispensable tool for protecting the integrity of our facility.
Johnson Lam
South Africa
As a prison security officer, I had doubts at first about how effective the signal blocker could be.However, this high-power phone blocker has exceeded all my expectations. Even near strong cellular base stations, it consistently maintains full effectiveness. It’s perfect for supporting comprehensive, multi-layered security protocols. Truly a professional-grade solution tailored for correctional facility security.
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