Full Function Radio Transceiver 3.2in Resistive Touch LCD SDR Receiver Transmitter with Antenna Item Type: Radio Transceiver Material: Aluminum Alloy Frequency: 1MHz-6GHz LCD Touch Screen: 3.2in Connectivity: 3.5mm, FM Battery: 1 x 306090 3.7V 2000mAh polymer lithium battery (with built in battery) Specification: 3.2in 240 x 320 RGB LCD with resistive touch panel. 4 way arrow keys, rotary wheel, and selection buttons. Coin cell battery for saving settings and date time. Micro memory card slot for storing data and code Display Function: SSB, AM, Narrowband FM, Wideband FM audio reception with spectral waterfall. Broadband (18MHz) Spectrum Analysis and Waterfall. Monitoring Ships (AIS), Vehicles (TPMS) and Utility Meter Transponders (ITRON ERT). PPM calibration allows for more accurate tuning. Sleep mode saves power by only turning off the display. Requires an external battery. Any battery connected B should work, although they vary widely in quality, and a poorly designed battery can inject regulator noise into the radio. For HAVOC Features Include: IQ file playback Microphone FM transmission with CTCSS For CTCSS Decoder Frequency manager (save and load from memory card with categories and notes) file manager Soundboard wave file player (puts 8-bit mono files in the memory card  wav directory). For ADS B receiver with map view. For SSTV transmitter Fully configurable transmission signals. For POCSAG transmitter For POCSAG Receiver Decoder For AFSK receiver For AFSK transmitter For Nuoptix DTMF Sync Transmitter For TouchTunes Jukebox Universal Remote LCR (Language de Commande Routier) message generator. Street Lighting Control Transmitter (CCIR Tone) Playing Dead in an Emergency Fully configurable RF signal generator For RSSI audio output as pitch (for direction finding).