Features: Your will continue to work with the computer-based SDR software when you put the PortaPack in "Specific mode-". PortaPack is only compatible with- the Uno-. It is not compatible with- the first Jawbreaker- design. If you have an -RF shield- installed on your device, the PortaPack should be fine-. Compatibility with the Blu- is experimental. proprietary Blu- reported good results- with less interference between the audio- capacitors PortaPack and the mechanical header band-. If your Blue does not have header band- installed, you should have no mechanical problems. PortaPack requires an external battery. Any USB-connected battery should work, although they vary widely in quality and poorly designed batteries can inject- noise voltage-regulator into the radio. PortaPack and of Un- will not replace your handheld-ham radio receiver. Reception sensitivity varies from band- to band-, but will not perform as well as real ham- radio receive. Specifications: Hardware Configuration: 2" TFT 240x320 screen Navigation switch-;Audio- output Microphone input DC-2.1 interface 4-layer gold plate ROSH process (exported to Europe and American) Four-way arrow-buttons,rotary-wheel and select button. Coin battery to preserve settings and date / time-. Micro-SD card slot for data and storage code SSB-, AM, narrowband FM-, broadband FM- audio-reception, with cascade- spectrum. Broadband (18MHz) spectrum and cascade- analysis. Monitoring of boat- (AIS-), automobile (TPMS), -E utility counter transponder (ITRON-ERT). mode- runs firmware for use with the SDR host computer software. Calibration PPM- for more accurate tuning-. Sleep mode- saves energy by turning- off the display only. Package Includes: 1Set of SDR Radio note: -Due to the different monitor- and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation- due to manual measurement。