Usb Device; Device Connections; Figure 2 D Term Voice Security Recorder - NEC Electra Elite IPK Dterm Owner's Manual

Electra Elite IPK
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S 3 USB D
ECTION
This section describes the NEC D
The device is constructed in a UL94 V-0 black polymer and measures 84mm x 72mm
x 25mm (or 3" x 2 3/4 " x 1").
3.1
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D VSR
EVICE
Figure 2

Device Connections

The VSR device has three connectors:
One PC USB connector, from which the device derives its power and streams
all speech and control channel information up to the host PC and the Desktop
software application.
Two digital telephone line connectors that passively 'tap' across the D
connection and 'listen' in high impedance mode to the signalling on the line.
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VSR USB device hardware specifications.
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D
Voice Security Recorder
Document Revision 1
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digital
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