• C-Curity Solar Siren comprises two parts, the interface transmitter and the Solar Siren & Strobe
• 433MHz Radio Frequency with operating range up to 70M/150M
• Simply connect the Interface Transmitter to any panel’s terminal block, greatly intergrades your alarm system armed with wireless siren & strobe
• Solar siren & strobe withstands 40-day operations without sunlight
• Modern, tough and rustproof housing design serves as an excellent visual deterrent
• Piercing 105dB siren and strobe light are activated simultaneously, helping police identify the property during an alarm
  

Without the  INTERFACE TRANSMITTER, the solar siren itself can work with C-Curity control unit that has Transmitter built in, like Hybrid model.