Video:

• Compression format: H.264 main profile
• Resolution: 8-channel CIF or 4-channel D1 real-time video recording.

Audio:

• Compression formats: G.726/PCM/AMR
• Audio input: 4-channel to input audio
• Power supply range: 9 to 40V DC
• Operating temperatures: -30 to 75°C
• Dimensions (L x W x H): 204 x 160 x 66mm

GPS:

• Quantity of GPS channels: 50
• Accuracy of position: 2.5m CEP
• Sensitivity: >160dBm
• Cold boot time: <27 seconds
• Warm boot time: <8 seconds
• Networks: 2/3G network GPRS/CDMA/TD-SCDMA/EVDO/WCDMA for options.

Features:

• Video/audio recording: supports SD card and hard disk audio/video recording, triplicate anti-shock protection to enable the normal use of the hard disk
• GPS: the device supports GPS to monitor the vehicle
• Dispatching: intelligent dispatching system to dispatch the vehicle and driver, announce the dispatch text through TTS sound box
• Communication: supports communication between the driver and control center
• IP call is available
• Speed limitation: limit the speed by road section and remind to driver by voice
• Alarm: supports over-speed driving alarm, alarm to cover of camera, supports emergency alarm
• Audio and video: supports dual-stream technology, 4-channel cameras to capture the image, save the audio and video in SD card, play remotely through 3G network
• Detection: auto-detect the operating status of GPS antenna, SD camera and camera
• Traveling recorder: saves and statistic the traveling information, such as time, mileage, speed, print out the information through serial port
• Wi-Fi: supported
• System: embedded self-developed Kerberos Fat secure file system
• Extended interface: interfaces for on board phone, drivers control panel, LED advertising screen, CANBus and ridership, to full fill the wide application of customer.