Copyright 2012 unitech Electronics Co., Ltd. All rights reserved. Unitech is a registered trademark of unitech Electronics Co., Ltd.648.2 Technical DataInterface USBSupply Voltage DC +5V ± 10%Output Voltage (Typ.) +5VOutput low Voltage (Max.) 0.4VCurrent Draw (Typ.) ± 5%Power On (Typ.) 120mAStand by (Typ.) 20mAOperation (Typ.) 120mALight Source Visible Red light 635nm LEDSensor Linear CCD SensorProcessor Type ARM Cortex™-M3, 32-bitOperating Freq. 8 MHz (Internal)Scan Speed 200 scans/ second ±10%Depth of Field Up to 75mm @ 20mil, PCS90%, Code39Width of Field (Window) 80 mmPrint Contrast Ratio 45%Resolution 3mil (0.076mm) @ PCS90%Ambient Light 20,000 Lux MaxReading Angle Test Conditions : Code 39, 10mil/0.25mm, PCS 90%Forward & Backward ±10°~30° (±5°)Left & Right ± 60° (±5°)Firmware Available for updatedDriver Support USB emulation COM portESD 8kv contact, 12kv on airBit error rate 50/100,000Operating Temperature 0 oC to 50 oC (32 oF to 122 oF)Storage Temperature -20 oC to 70 oC (-4 oF to 158 oF)Relative Humidity 20% to 95% (Non-condensing)