relay interface/Communication interface
1:Auto-switching local telephone
2:can form a conference call system

Name:Phone Interface/Relay interface

Item:ZH-99229 

Features:

1:microcomputer control, touch-operated
2:can form a conference call system
3:Auto-switching local telephone
4:Dimension L × W × H (mm) 483 × 315 × 90
5:Weight: 4.2k

Pa system, conference system, many types we offer. Any interest in our company, contact us freely!