Fully open channel from rear to cab, button press for communication from cab to rear.
Two-way communication system
Master unit volume control: 80-95dB
Includes master unit, slave unit and 25m cable
Sounder unit: Speaker
Hole centres (mm): 102
Approvals: CE marked, E-marked: UNECE R10 compliant, FCC Approved, IC approved
L 122 x H 84 x D 50mm