RF Explorer is a handheld digital spectrum analyzer, a really cost effective tool for work in all popular frequency bands. It is based on an extremely integrated frequency synthesizer and double well balanced mixer which uses high performance, compact size, low usage and low cost. It has actually been designed to be used similarly well outdoor and indoor, and can be connected to a PC for extra functionality utilizing standard mini-USB 2.0 adapter. This model includes a 6G standard system plus an RFEMWSUB3G Growth Module easily assembled and checked. It comes with 2 SMA adapters and 3 antennas: a great Nagoya NA773 wideband telescopic antenna for all Sub-GHz frequencies, a rubber duck 5.8 GHz and a whip helical for 2.4 GHz band. Extra, specific band antennas might be required to cover effectively a few of the frequencies supported. The combination of these 2 models offer coverage for many used communication frequency range used in modern communication technologies consisting of WiFi, Bluetooth, Wireless Audio and Video, LTE, GSM, GPRS, Satellite, CATV, DTV, and so on .