The connector/pinout information may be applied to the vendor BlackBerry, model Curve 3G 9300 in category Chargers and Adapters Pinouts and Headsets and Headphones
There are 2 pinouts found for BlackBerry Curve 3G 9300.
The pinout (pin-out) is a cross-references between the contacts (pins) of an electrical connector and their functions. The pin outs diagrams are listed below. Click for details
Micro-USB charger cable pinout
Universal Apple-compatible CTIA Headset/Earphone 3.5mm Jack (LRGM) pinout
An electrical connector, is an electro-mechanical device used to join electrical terminations and create an electrical circuit. Electrical connectors consist of plugs (male-ended) and jacks (female-ended).