Feature: 1. Practical Use: Supports various receiver modes, including AM, NFM, FM, DSB, USB, LSB and CW, very simple and useful. 2. Broader Range: Comes with a wide receiving frequency range of 100KHz‑1.766GHz, satisfying your various working needs. 3. Better Design: Designed to have 50 ohm input impedance as well as dual SMA antenna connector, works with great reliability. 4. Good Chip Set: Equipped with RTL2832U and R820T2 chip set, which can cover all high frequency amateur bands in the working. 5. Easy to Install: Light in weight and compact in size, the simple carrying and installation will largely simplify your work. Specification: Item Type: RTL SDR USB Tuner Receiver Model: XR-105 Material: Aluminium Alloy Colour: Blue Feature: 1. Using RTL2832U + R820T2 chip set; 2. 100KHz to 1766MHz operating frequency; 3. Covers all high frequency amateur bands; 4. Covers VHF and UHF bands from 24-1766MHz; 5. Up to 3.2M sampling rate(~ 2.8 MHz stable). . Package List: 1 x RTL SDR USB Tuner Receiver1 x Antenna Base1 x Antenna1 x USB Cable Note: 8 bit ADC provides ~50 dB dynamic range depending on the SDR software used by the receiver.