This is a peripheral capable of transmission or reception of radio signals from 1 MHz to 6GHz. Designed to enable test and development of modern and NextGeneration radio technologies, this is an open source hardware platform that can be used as a USB peripheral or programmed for StandAlone operation. Parameters Frequency: 1Mhz-6Ghz Bandwidth: 20Mhz Accuracy: 8bitADC/<br><br>Rate: 20Mbps Maximum transmit power: 10dBm Maximum receive power: -5dBm (Note: Exceeding this value burn the board) 64QAM transmit : 1.5% Complex sampling bandwidth: 20Mhz with circuit protection MAX2837 chip. USB: 2.0 Item weight: 96g / 3.4ounce Colour:Black Material:Acrylic+ABS<br><br>Package Contents: 1 set of Software Radio Development Board (Accessories are sent randomly, don't accept the specified and have no impact on usage)<br><br>Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.