Used Astatic 877L lo-z dynamic microphone with push to talk. Average condition with cable of various length and either an A3M or A3F connector. Used years ago by my company as conference mics in a corporate setting. Been stored for a while now and taking up space. Actual age unknown. Picture is a stock photo and representitve, color and details may vary slightly. DOA returns only. Working at the time of storage.Often used as a CB/Ham radio mic with excellent output and clarity. This is NOT the 878 which has a battery. TYPE: Microphone MODEL: 877L DYNAMIC DESKTOP PAGING LO-Z MANUFACTURER: ASTATIC INDUSTRIAL AUDIO PRODUCTS (ASTATIC MICROPHONES) YEAR: 1983-2002 NOTICE - I now REQUIRE insurance on all purchases. This is due to one buyer who didnt select insurance, USPS trashed the box, and he blamed me for the broken product, leaving negative feedback. Sorry for the inconvenience.