EARMARK, INC.
Accessories for Portable Radios catalog features the Earmark Speaker Mic (ESMTM) with the Big Red Button (remote PTT switch); the Speaker Mic for high-noise environments (ESMHTM) with special headphones for fireground applications; the SACTM (surface adhering contact) Mic; and the hands-free VOX 130TM system. Catalog includes full range of accessories and graphic and specification information. (888) EARMARK.
