... X band, K band, Ka band, Ku band and laser. 2. Voice alert is adjustable on 4 levels of volume: loud, medium, quiet and mute 3 ... ) 29seconds Cold Start (Average)45 secondsHot Start2 secondsAntennaInternal Antenna Embedded type, Patch Active Antenna (25mmx25mm) BatteryBuilt-in rechargeable Li--battery 850mAh Battery ...