The Kenwood TS-450S is a versatile transceiver that operates across 160 through 10 meters, including WARC bands, with a maximum output of 100 watts (40 watts in AM mode). This model has advanced features like keypad entry, voice-operated transmission (VOX), and 100 memory channels. Additional functionalities include XIT (Transmit Incremental Tuning), RIT (Receive Incremental Tuning), Notch filtering, IF Shift, Squelch, and a digital meter. The unit is designed for easy transport with its built-in carry handle and requires a power supply of 13.8 VDC at 20.5 Amps. The optional DSP-100 can be installed for enhanced audio clarity, providing Digital Signal Processing in both transmit and receive modes.

An upgraded version, the Kenwood TS-450SAT, includes a factory-installed AT-450 antenna tuner, making it even more convenient for users who require automatic tuning capabilities. This addition allows seamless operation across various frequencies and simplifies antenna adjustments, improving the overall user experience.

The Kenwood TS-690S expands upon the features of the TS-450S by adding coverage for the 6-meter amateur band, a 50-watt output, and a dedicated antenna jack on the rear panel. Both models share a comprehensive set of features, including AF Notch, CW Reverse, Dual Mode Noise Blanker (NB), and RF Speech Processor, making them suitable for a wide range of amateur radio applications. With their robust capabilities and user-friendly design, these transceivers cater to novice and experienced operators alike.

Used items may exhibit minor imperfections such as scratches, dents, or discolouration, which are common due to previous usage.