Dual Band 4G LTE Signal Booster with Mobile App Control - 65-70dBi Gain, Supports 4-10 Indoor Antennas, Covers 300㎡+

1. Dual-Band Flexibility & App Control – Supports multiple band combinations (B8+B3, B8+B1, B3+B1, B20+B8) and comes with a dedicated mobile app for real-time monitoring, signal adjustment, and system diagnostics.
2. High Gain & Wide Coverage – Delivers 65-70dBi gain for strong, stable signal amplification across 300㎡+ (over 3200 sq ft), supporting 4 to 10 indoor antennas for whole-home or office coverage.
3. Universal Carrier Compatibility – Works with all major network providers on 4G LTE bands, ensuring enhanced voice, text, and data performance in weak-signal areas.
4. Compact & Easy Installation – Sleek design (126×10.5×3 cm, 0.45 kg) allows for discreet placement; includes user-friendly guides and app-assisted setup for quick installation.
5. Reliable Power & Stable Performance – 20+2 dBm output ensures consistent boosting without dropout, featuring built-in protection against oscillation and interference for durable operation.

Product Description:

Enhance Your Mobile Experience with Smart Dual-Band Signal Boosting
The AYS-S2-20 Dual Band 4G LTE Signal Booster is engineered to eliminate weak signal issues in homes, offices, and large spaces. With support for key frequency combinations—900/1800MHz (B8+B3), 900/2100MHz (B8+B1), 1800/2100MHz (B3+B1), and 800/900MHz (B20+B8)—this booster ensures compatibility with global 4G LTE networks, enhancing voice clarity, text reliability, and data speeds.

Take Control with the Mobile App
Monitor and optimize your signal strength in real time using the companion mobile app. Adjust settings, check system status, and receive alerts—all from your smartphone. The app makes installation and troubleshooting straightforward, giving you full command over your connectivity.

Powerful Coverage for Large Areas
Featuring 65-70dBi gain and the ability to drive 4 to 10 indoor antennas, the AYS-S2-20 blankets areas over 300㎡ (3200+ sq ft) with strong, uniform signal. Whether you’re in a rural location, basement, or multi-story building, enjoy seamless coverage in every room.

Built for Stability and Efficiency
With a 20+2 dBm power output and advanced AGC (Automatic Gain Control) technology, the booster maintains stable performance without signal fluctuation. Its compact, lightweight design integrates easily into any environment, while robust shielding prevents interference for reliable, uninterrupted use.

Easy Setup and Universal Compatibility
The package includes everything needed for installation: outdoor antenna, indoor antennas, cables, and power adapter. The intuitive app guides you through placement and configuration. Works with all mobile carriers and devices—no need to switch providers.

Ideal For:

• Homes and apartments with poor signal reception
• Offices, warehouses, and commercial buildings
• Rural or remote areas with limited network infrastructure
• Basements, garages, and interior rooms with weak coverage

Specifications:

• Model: AYS-S2-20
• Supported Bands: 900/1800MHz (B8+B3), 900/2100MHz (B8+B1), 1800/2100MHz (B3+B1), 800/900MHz (B20+B8)
• Gain: 65-70dBi
• Power Output: 20+2 dBm
• Coverage: >300㎡ (supports 4-10 indoor antennas)
• Dimensions: 126 × 10.5 × 3 cm
• Weight: 0.45 kg
• Control: Mobile app for iOS/Android
• Included: Booster unit, outdoor antenna, indoor antennas, cables, power adapter, user manual

Upgrade your connectivity with the AYS-S2-20—the smart, powerful, and versatile solution for dead zones and weak signal areas.