Samsung Evergreen SGH-A667 pinouts
The connector/pinout information may be applied to the Samsung (show all pinouts) model Evergreen SGH-A667

 Samsung MicroUSB headset pinout Standard Samsung Solid phone headset (earphones, mic and answer button).
Samsung MicroUSB headset pinout Standard Samsung Solid phone headset (earphones, mic and answer button). Universal Apple-compatible CTIA Headset/Earphone 3.5mm Jack (LRGM) pinout for Samsung, HTC Hero, Blackberry and other cell phones with 3.5mm, 4 connection (4 "pin"), headset jack.
Universal Apple-compatible CTIA Headset/Earphone 3.5mm Jack (LRGM) pinout for Samsung, HTC Hero, Blackberry and other cell phones with 3.5mm, 4 connection (4 "pin"), headset jack.  Micro-USB mobile phone/smartphone cable connector pinout standard micro-usb cable
Micro-USB mobile phone/smartphone cable connector pinout standard micro-usb cable