4 pin 3.5mm (2.5mm) plug connector at the cable
iPod Shuffle 2G
|1||USB DATA - or AUDIO LEFT||white||2|
|2||USB DATA + or AUDIO RIGHT||green||3|
- This connector is used for both headphones and charging.
- To force charging connect pins 1,2 and 4 to VCC and pin 3 to GND.
- Warning: The pinout for the G2 and G3 shuffles are not identical, even though the connectors are the same. The 2nd generation cables and docks are incompatible with the iPod shuffle 3rd generation.
- iPod shuffle (2nd generation) - Technical Specifications
- Minty Boost - The mysteries of Apple device charging