Note : Your Quotation Request will be directed to Keysight Technologies.
The E9301B from Keysight Technologies is a Power Sensor with Frequency 10 MHz to 6 GHz, Power Range -30 to +44 dBm (1 uW to 25 W). More details for E9301B can be seen below.
TVAC compliant USB and LAN Power Sensor
10 MHz to 8 GHz Three-path Diode Power Sensors
You can now find similar products from multiple companies on everything RF.