"A very good outdoor emergency communication device, powered by solar energy, convenient for power supply and cost-effective, and waterproof and sealed." -------Highway construction personnel
"State-of-the-art ip pbx technology, intelligent fire alarm phone, waterproof phone with high waterproof rating, and perfect solution, a very enjoyable cooperation." ------Training person in charge
Using the latest VoIP technology, the most perfect emergency telephone system is applied in the tunnel to ensure the use of emergency communication in case of accident to the greatest extent.
The Cavite–Laguna Expressway (CALAX or CALAEX) is a partially operational controlled-access toll expressway in the provinces of Cavite and Laguna, Philippines. The construction of the 44.63-kilometer-long (27.73 mi) expressway, which began in July 2019, costs an estimated ₱35.43 billion.
