1) Five electronic horn with microphone
2) The product has pretty deign.
3) The sound compounded by the digital programs and measure up to the requirements of police and fire control department
4) When you use the micro phone, it sounds very clear
5) Power: 60W
6) Voltage: DC 12V
7) Tone: 300db
8) Size: 190 x 160 x 120mm
