About the HiFi Microphone
About the HiFi Microphone
The HiFi Microphone (HiFi Mic) is one of the Motorola Solutions components for transmitting audio
to the 4RE DVR (digital video recorder) during the video recording process.
The HiFi Mic consists of two parts:
l
Base
: The base is the part of the HiFi Mic that is mounted in the vehicle and physically connects
to the DVR and the antenna.
l
Transmitter
: The transmitter is the part of the HiFi Mic that you attach to your apparel or duty belt.
The HiFi Mic performs the following major functions:
l
Transmits audio
l
Synchronizes the transmitter and the base so the DVR can record transmitted audio
l
Charges the transmitter
l
Triggers a recorded event
l
Disables all transmitter lights and sounds for Covert mode
l
Notifies you when it has a change in its status
Technical specifications
The following table lists the technical specifications for the HiFi Mic:
Operating voltage
Transmitter: 4.2 VDC
Base: 12 VDC
Frequency
2.4 GHz (2.402 to 2.480 GHz) - 40 channels. Adaptive Frequency Hopping
Operating range
Operating range varies according to environmental conditions and
installation
Jacks
Transmitter: Lapel microphone jack
Base: 8-pin RJ-45 for power, audio out, and trigger out
Battery
Capacity: Lithium-ion 4.2 VDC/1000mAh
Charging time: 3 hours
Stand-by time: 5 days
Talk time: 15 hours
Note:
Performance can degrade as the battery ages.
HiFi Microphone
HiFi Microphone User Guide
WGD00181, Revision A
10
