upgrade The latest ATS25 max-Decoder II generationVersion 4.17 has the following functions:Built-in Moss code and digital communication decoder and other functions12-bit license keyThe version is registered, and the software supports subsequent upgradesSupport Bluetooth functionIncrease battery capacity to 4000 mah for long lifeHI-Z antenna input impedanceLNA functionBuilt-in band-pass filter Bandpass filter circuit, shielding interferencePSK mode in DIGI mode, unique to Decoder productsSupports decoding functions such as CWSupports 50ohm modeBuilt-in external full frequency speaker stereo better.Brightness adjustment and other functionsImport BNC- interfaceSilent mode frequency and time display interchangedBattery percentage displayRadio frequency spectrum scanning functionBattery voltage displayBacklight brightness adjustmentBacklight offModes: LSB, AM, USB, CW, DIGI (PSK or FT4 or FT8 or RTTY L or RTTY U or HELL), CWR, SYNC L, SYNC U, function fullFrequency range:-FM: 64-108MHz or RDS function-LW: 153-500KHz-MW: 520-1710kHz-SW: 1730-30000KHz-SSB: 17030kHzFeatures:1. Support the 2.4-inch touch screen function2. Support broadcast search3. Support digital keyboard direct input frequency4. Support HAM band fast channel5. Support AM bandwidth: 1-6k6. Support SSB bandwidth: 0.5-4.0kProduct parameters:Shell material: Aluminum alloyBuilt-in lithium battery 3.7V or 4000maShell size: 11.1x10.5x4.7cmPacking size: 16.50 16.50 6.00cmWeight: 380gPacking weight: 530gPackage 2 Packing list:1. Host2. Lens cleaning cloth3.wifi antenna4. Pull rod antenna5. 2-in-1 stylus6.TYPE-C charging data cable7. Machine foot mat8.4.17 English version