Spectrum Menu Beta V2.0.1 -

: Users can now toggle between Classic (hold to talk) and OnePush (toggle) PTT modes. Enhanced Alerts & UI :

: The BatVol menu has been evolved into SysInf , which now displays the current firmware version alongside battery health. Spectrum Menu Beta v2.0.1

: Native support for switching the screen to high-contrast invert mode. : Users can now toggle between Classic (hold

: New granular control for user power settings ranging from low-power up to high-output 5W . : New granular control for user power settings

The is a significant update for enthusiasts of the Quansheng UV-K5 (and K6/58) series handheld radios. This custom firmware extension, often associated with the F4HWN / Armel custom firmware forks, focuses on expanding the device's utility through a highly customizable user interface and advanced hardware control. Core Updates in v2.0.1

The "Spectrum" moniker refers to the firmware's ability to provide a visual frequency spectrum analyzer on the radio's small screen, and version 2.0.1 introduces several key menu entries and performance refinements:

: A new power management feature allows setting a delay (from 1 minute to 2 hours) before the transceiver enters deep sleep. Why It Matters