Hybrid GSM&PSTN Dialer Telephone with Auto Dial Function

Dual-mode compatibility for seamless switching between GSM and PSTN networks

12V/24V voltage options for flexible integration with various security systems

Precision-engineered auto-dialer triggers instant alerts during emergencies

Military-grade ABS housing with flame-retardant components for extreme durability

Gold-plated connectors ensure corrosion-free signal transmission

Perfect for remote property monitoring, elderly care systems, and industrial security setups

Professional-grade circuit board with surge protection against power fluctuations

Tool-free installation with universal terminal blocks for quick deployment

Multi-language voice prompts with adjustable volume control

Real-time network status LED indicators for instant troubleshooting

Patented anti-interference technology maintains crystal-clear call quality

Supports up to 6 emergency contact numbers with priority sequencing

Compact wall-mount design saves space while providing 360° signal reception

Includes built-in backup battery for uninterrupted operation during outages

Certified for compliance with FCC/CE/RoHS safety standards

Ideal solution for smart homes, warehouses, and unattended facilities requiring reliable alerts