The WPM11678 from Werlatone Inc is a RF Power Meter & Sensor with Frequency 50 to 500 MHz, Power Range 0 to 50 dBm, Cw Power Range 10000 W, Dynamic Range 50 dB, Power Range Watt 100 W. Tags: Inline Power Meter, Power Meter. More details for WPM11678 can be seen below.