Description Feature: 1. Smart in Design: With SMA female antenna interface and 4.5V DC bias, this SDR receiver also supports high frequency direct sampling mode. 2. Wider Frequency: Designed to have a wide frequency range of 500 kHz to 1.7 GHz with bandwidths up to 3.2 MHz, meeting your varied needs. 3. Extensive Using: Can be wide applied to general radio scanning, traffic control, public safety, trunked radio, weather balloons and so on. 4. Perfect Fitting: Suitable for use as a computer based radio scanner, which has wide compatibility with a lot of software, very useful. 5. Simple Carrying: This RTL SDR radio receiver has a light weight and a compact size as well, very convenient to carry for outdoor works. Specification: Item Type: Radio Receiver Model: RTL SDR Material: Aluminium Alloy Application: For general radio scanning, air traffic control, public safety, ADS-B aircraft radar, ACARS, trunked radio, for p25 mototrbo digital voice, POCSAG, weather balloons, APRS, for NOAA APT METEOR M2 weather satellites, radio astronomy, DAB or as a low cost panadapter with ham radio. Frequency Range: 500KHz 1766MHz Sampling Rate: Maximum 3.2Msps, stable value 2.56Msps. AD Sampling Bits: 8 bit. Package List: 1 x Radio Receiver