DIGITAL MODEM PSK31 MODEM CW MODEM HAM Radio for Kenwood,Icom,Yaesu SIZE160 X 65 X 27 MM, Voltage 5~26V (3.5MM DC AA*2/DIY lithium battery) Digital Modem can encode/decode BPSK31/63, RTTY, QPSK and CW modes without PC, specially for portable digital communicationWith its internal high performance DSP chips can process radio dataInternal SD card can save the regular Logs and real time audio data(Including FFT data) Its external USB host interface can be used for a USB KeyboardThis modem use 12864 standards screen for display, and AAs(or 4.2v lithium battery) for power. Furthermore, this modem can freely download firmware to upgrade new features. Digital modem *1(Does not provide the battery) USB Cable *1 DC Charge cable *1 Radio data cable *1 (Please check carefully before your place the order to make sure the data cable can match your radio, thanks. Radio data cable:(Please check carefully before your place the order to make sure the data cable can match your radio, thanks!! Please note we will send the type 1 data cable to you, if you want the other cables, please leave me the message,thank you!73!de BD7MYM)