- Viking calling party control - generate CPC disconnect signals on four separate phone lines - Phone line powered (no AC needed) - Handle 4 lines in 1 unit - Generates CPC disconnect on: Return to dial tone (programmable), Busy signal, Reorder (fast busy), Steady silence (programmable) - LED shows: In use, Audio detected, Generated CPC signal - Caller ID compatible - Power: Telephone line powered (20VDC, 20mA minimum) - Dimensions: 133mm x 89mm x 44mm (5.25" x 3.5" x 1.75") - Shipping Weight: 1.13Kg (2.5 lbs) - Environmental: 0\xb0 C to 32\xb0 C (32\xb0 F to 90\xb0 F) with 5% to 95% non-condensing humidity - CPC Disconnect Time: 1 second nominal - Connections: 4 position screw terminal block VKCPC4