GA-4640 4.3 inch, SiRF A4 car navigation systems
A4 500MHz High Performance CPU
Built-in 2GB Flash Memory
High Sensitivity 64 Channel GPS Receiver
Bluetooth Car Kit Function (optional)
AVIN Function
Music Playback
Video Playback
Photo Viewer
e-Book
Ultra Slim Design
Specification
Hardware
Processor Centrality A4 (500MHz)
Display
-Type Anti-reflective 4.3 inch TFT LCD touch screen
-Pixel 480 x 272
-Color 65K colors
GPS
-GPS Chipset SiRF Atlas 4
-Antenna Built-in high sensitivity antenna
Memory
-Flash 2GB
-RAM 64MB
-Memory Card SDHC SD/MMC slot
Audio
-Speaker Mono, 1W RMS @ 8W
-Earphone Jack 2.5mm jack
-Microphone (option) High sensitivity, omni-directional
Power
-Power Supply 5Vdc input via mini USB
-Battery Built-in 900mAH Li-polymer rechargeable battery (3 hours)
Bluetooth (option) V1.2, Class 2, with HFP
AVIN
-Video Format CVBS (NTSC/PAL)
-Audio Format Analog signal
-Connector Type 2.5mm jack
Keys Power button / Reset / Main Menu button
I/O Full speed USB v2.0 via mini USB connector
LED Indicator Power status
Environment
-Operation Temperature -10 ℃ to 60 ℃ (working) 0 ℃ to 40 ℃ (charging)
-Storage Temperature -20 ℃ to 70 ℃
-Humidity 30% to 80% non condensing
Mechanical
-Dimensions 119mm(L)*78mm(W)*15mm(H)
-Weight 170g
GPS Performance
Channels 64 channels
Sensitivity Acquisition: -143dBm, Tracking: -160dBm
Accuracy ＜10 meters (2DRMS)
Velocity 0.1 m/s
Altitude 18, 000 meters (60, 000 feet) max
Cold Start 45 seconds average (open sky)*
Warm Start 38 seconds average (open sky)*
Hot Start 9 second average (open sky)*
*Open sky means the device under test should be able to see at least 7 satellites.
Software
Operation System WINCE 6.0 Core Version
Navigation Software iGO / Papago
Music Player MP3 / WMA
Video Player WMV / MPEG / MP4
Photo Viewer BMP / JPG / GIF / PNG
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