DVM-500 User’s Guide
In-Car Digital Video System
Digital Ally DVM User Guide Rev. F (334/1.6.2) Appendix D
Wireless Microphone (RMT)
Integrated 900MHz, Spread Spectrum, Dual Receiver Capable Remote
Microphone System.
Transmit Time: 8.5 hrs typical (1 KHz audio output)
Receive Time: 8.5 hrs typical
Standby Time: 134 hrs typical
Battery Life: 54 hours typical
(based on 10% transmit/receive and 90% standby)
Initial Battery Charge: 12 hrs
Charge Time after initial charge: 4 to 5 hours
Two officer-worn remote mics can be used at the same time
Nominal range of the system is 1000 feet
Automatically finds a clear channel utilizing automatic frequency
hopping.
Automatic Activation when Record Mode is activated.
Low Battery/Operating State/Out of Range Indicators
On/Off/Standby Operation
Internal Microphone with external mic jack option
NiMH Re-chargeable battery pack
12V DC Auto Adapter with charging cradle (in-car charging)
120V AC to DC power adapter with charging cradle (desktop charging)
Internal Microphone
A fixed microphone is mounted inside the Mirror body for interior audio
recording.
An optional rear seat microphone jack is provided and the unit comes
with an optional rear seat microphone if interior built in microphone is
not sufficient.
The wireless microphone(s) and internal microphone are recorded on
separate audio channels.
GPS Receiver
The unit includes an integrated GPS receiver and antenna so that the
recorded video may be marked with real-time (LAT/LONG) position
data.
Accuracy: Up to 2.5m
