LAA0290X DTMF Programming Microphone for DMH, GMH Radios bkr5000 but those same AA batteries

but those same AA batteries loaded into a clamshell and put into service on a radio that undergoes a 10/10/80 duty cycle will only last about as long as a 1400mAh rechargeable battery

Bendix King LAA0430 Short Leather holster

BATTERY CHART CAPACITY LIFECYCLE TEST

but the very oldest of Bendix King radios that are no longer in regular use (E and L series and non flashed G series)

IMPORTANT NOTICE:  The KNG-P radio must have KZA0588 Intrinsically Safe factory installed option to use the KAA0101IS Intrinsically Safe battery

LAA0290X DTMF Programming Microphone for DMH, GMH Radios bkr5000 but those same AA batteriesWHAT IS IT? Bendix King LAA0290X DTMF programming microphone. Replaces the older style LAA0290. WORKS WITH: DMH, GMH, EMH, EMV radios GBH and DBH Base Stations WHY YOU NEED IT? Hand program radio in the field Enter tones on channels Select groups on radio Ergonomically designed for comfort in hand Transmits clear crisp clear voice transmissions