Two-key Broadcast Emergency Telephone is made of Fiber-Reinforced Plastic, without a cover design, and can be equipped with a dust cover. It is a full-digital network radio and walkie-talkie. Its core part adopts a mature VOIP solution, with stable and reliable performance; Duplex mode, the voice is loud and clear, and can communicate clearly in a high-noise environment. Hands-free speaker output provides onboard 2.4W output or can be connected to a 4Ω3W hands-free speaker through the built-in power amplifier board, and can be used with 8Ω5W horn speaker to realize the broadcast function. If you need a higher volume voice effect, you can customize 30W/50W/80W/ 100W/200W and other configuration power amplifier boards are enough.