Technical data
• Working voltage :DC 9V
• Max working current : 600mA
• Main and assistant sound boxes: 2W-2W 100Hz -15KHz
• Outside microphone 48db +2db 20Hz-20KHz
• Inside microphone : 48db+20Hz -16KHz
• Size : Main sound box 158x87x46(335)mm
Assistant sound box 70x20 mm
Feature
• Dual way intercommunication
• Slim fit design of speaker
• Anti –interruption and noise
• Dual –way audio record |