Crony 4-Way Intercom Audio Doorphone Loudly Clear Voice Doorbell Kit Easy to Install -RL-0004

  Warranty: 12 Months

■ Multi-user intercom 4-way kit. Build-in microcomputer-controlled circuit and coding and decoding digital circuit. Only 4 cables for connecting all the units with stable performance and anti-interference function.

■ Intercommunication is available between indoor phones with privacy kept.

■ Busy line reminding and ring-off indicating

■ Centralized power supply.

■ Clear voice.

■ Maximum talking distance: 300m.

■ 4-wire connection.

■ Enclosed an adapter.

 

 

■ Four interphones     ■ One transformer 

■ Four brackets           ■ Screws           

 

 

 

Input Voltage	AC 100-240V 50Hz/60Hz
Working Voltage	DC 12V
Power dissipation	Static State <1.2W
	Talking State <1.5W
Audio anti-distortion power	no more than 20mW
Frequency response	1K-5K Hz