Built-in Morse code and digital communication decoder. Registered version: The software supports subsequent upgrades Supports Bluetooth. Battery capacity has been increased to 4000mAh to achieve ultra-long battery life Airband reception (VHF test in the range of 144-145.8MHZ) AM/FM automatic switching. AM and FM do not interfere with each other. Description: ATS25 Pro+ Bluetooth SDR receiver supports FM, SW, SSB, MW, LW and air-band. The SDR receiver is designed with a 2.4Inch touch screen. It boasts a newly upgraded SI5351 frequency mixer and firmware 4.2, added with air-band 118-138MHz (VHF 144-145.8MHz). Frequency Range: FM: 64-108MHz/RDS function LW: 153KHz-500KHz MW: 520KHz-1710KHz SW: 1730KHz-30000KHz SSB: 1730KHz-30000KHz Airband: 118-138Mhz AM (VHF 144-145.8MHz) AM: 1-200MHz Low noise amplifier. The PSK mode in DIGI mode is unique to decoder products. Supports CW and other decoding functions. Supports 50-ohm mode. Built-in and external full-range speakers provide better stereo sound. Imported BNC interface. Silent mode, frequency band, and time display interchangeable. Displays battery percentage. Radio spectrum scanning function. Displays battery voltage. Adjustable backlight brightness. The backlight can be turned off. Note:Due to different production batches, the printed labels on the host are different, and the appearance and color of some accessories are slightly different, which will not affect the use. Colour:Black Material:Metal+Plastic Package Contents: 1 x ATS25 Pro+ radio receiver 1 x Radio antenna 1 x WiFi antenna 1 x Stylus 1 x USB cable 1 x Cushion 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.