The WPM11681 from Werlatone Inc is a RF Power Meter & Sensor with Frequency 2 to 128 MHz, Power Range 0 to 70 dBm, Cw Power Range 1000 W, Dynamic Range 70 dB, Power Range Watt 10000 W. Tags: Inline Power Meter, Power Meter. More details for WPM11681 can be seen below.