English/Russian Voice/Beep VCO technology Laser detecting: 360 degree laser Item Specification 1 2000m in positive direction and 800m in reverse direction. Nine-wide-band frequency reception: X, K, Ku, Ka1, Ka2, Ka3, VG-2, LASER1 and LASER2. VCO technology, digital clutter filter circuit, insures lowest misinformation and mixed signals Radar Detector BRT-F1 2 Power Specification Work Voltage: DC12V-15V Work Current: 200-300mA Work Temperature: -20--60°C USB Output: +5