Digital mode interface, FT8 FT4 JS8Call RTTY SSTV WinLink APRS VaraHF VaraFM Sound codec with built-in sound modem, USB Connect to a computer with

【Voltage Compatibility】 When using electrical appliances, please note that they are designed for Japanese voltage specifications (90-110V), so if you use them with a different voltage, it may cause a malfunction.

【Plug Type】 Our products use Japanese plug types (A or B type). Please use a conversion adapter if necessary.

【Important Note on Transformers and Adapters】 A transformer adjusts voltage to match your device’s requirements. A conversion adapter only changes the plug shape and does not adjust voltage. Using only a conversion adapter without a transformer may result in damage to the product.

【Liability】 We are not responsible for malfunctions or damages caused by improper use, such as operating the product without a transformer.

[Premium Features] Define sound input/output, ppt control, and serial port input/output with optional 3.3V voltage output support and extra expansion ports for lab599 tx500.Provide a professional and reliable user experience. [Versatile Compatibility] Works with various digital modes such as ft8, ft4, js8call, rtty, sstv, winlink, aprs, varahf, varafm, soundmodem.It allows for complete Cat control with powerful transceivers and reliable coordination of a variety of radios. [Efficient Integration] Combine your sound card and serial port into one device. Supports flexible connectivity to various devices with TTL/232 level, USB serial control, and dual 3.5mm 4-pin jacks. Includes walkie talkie cables from popular brands such as elecraft and xiegu. [Connection Simplicity] Connect your sound codec, Cat control, or switch to your computer via a single USB connector.No drivers required and compatible with multiple operating systems including Wins, OS X, Linux, and iOS. [Compact Design] Made of ABS material, the interface is lightweight and compact at approximately 53x23x14mm. It is powered via USB and has one sound and one serial interface for seamless connectivity.