With Russia map Centrality Atlas III ARM9 core 300MHz processor Most compact and slim 3.5-inch GPS PND Support Bluetooth handsfree 20-channel high sensitivity Multimedia player Photo viewer and E-book GUI interface Designed in Taiwan System: CPU: ARM9 application processor Frequencies: 300 MHz (ARM core), 200 MHz (DSP core), 100 MHz (system), 100 MHz (memory) and 100 MHz (IO) SDRAM: 64MB NAND flash: 64MB (maximum to 1GB) OS: Windows CE 5.0 GPS: Frequency: L1, 1575.42 MHz Sensitivity: -156dBm Channels: 20 Accuracy Position: <10 meters Velocity: 0.1m/s Time: 0.01s to GPS time TTFF (open sky) Reacquisition: <1 second, average Hot start: 3 second, average Warm start: 31 second, average Cold start: 34 second, average Antenna: embedded antenna and optional external antenna connection Multimedia player: Audio format: MP3 (up to 44KHz), WMA ( up to 44KHz), WAV Video format: MPEG-2, MPEG-4, AVI , ASF Photo view Format: JPEG, BMP, GIF, PNG Display: Screen size: 3.5-inch Resolution: QVGA 320 x 240 pixels, 65K colors Display type: digital TFT LCD with four-wire resistive touch panel Audio: Integrated speaker (1W) Stereo headphone jack User interface: Buttons: power (on/off ) Standard SD card slot: maximum up to 2GB SD card USB: USB 2.0 Stereo headphone jack: 3.5mm Power: Maximum consumption: 350 mA at 5V (active), 3mA at 5V (sleep) Handheld mode: 5V at 1.5A (via AC adapter) or 3.7V (via 1,150 mAh lithium ion battery) Physical (approximately) Main unit dimensions (W x H x D): 91.5 x 80 x 19.5mm Main unit weight: 170g