Protek / Network Analyzer / A338Frequency Range : 300kHz ~ 8GHz Measurement Level : -60dbm ~ +10dbm (300kHz ~ 6GHz) -60dbm ~ + 5dbm (6GHz ~ 8GHz) Display : 10.4" TFT Color Touch Screen Interface : USB(2)/LAN/Print/Video/Leyboard/Mouse/GPIB(Option) OS : Windows XP