This part is a kind of semiconductor called BETA58A.

Function of this product has Microphone.

Manufacturers : Shure

Image and pinout :

Some of the text within the PDF file :

Shure Brothers Incorporated 222 Hartrey Avenue Evanston IL 60202-3696 U.S.A. Phone: 800-257-4873 Fax: 847-866-2279 In Europe, Phone: 49-7131-72140 Fax: 49-7131-721414 Internationally, Phone: 847-866-2200 Fax: 847-866-2585 Web Address: http://www.shure.com MODEL BETA 58A SUPERCARDIOID DYNAMIC VOCAL MICROPHONE Specification Sheet MODEL BETA 58A B DESCRIPTION The Shure BETA 58A is a high output supercardioid dynamic vocal microphone designed for professional sound reinforcement and project studio recording. It maintains a true supercardioid pattern throughout its frequency range. This ensures high gain before feedback, maximum isolation from other sound sources, and minimum off-axis tone coloration. The BETA 58A has a shaped frequency response that is ideal for close- [ ... ]

BETA58A PDF Datasheet Download