handheld digital spectrum analyzer
433M - Seeed Technology Inc. (Seeed Studio)
RF Explorer is a handheld digital spectrum analyzer, aimed to provide a very affordable tool for work in all ISM popular frequency bands. It is based on a highly integrated frequency synthesizer which offers high performance, compact size, low consumption and low-cost.
It has been designed to be used equally well outdoor and indoor, and can be connected to a Windows PC using standard mini-USB for additional features and higher display resolution.