Wallaby (O2 Xda, Qtek 1010, 1020, Siemens SX56, T-Mobile MDA, Dopod 686) headphones:
Pin | Signal | Description |
1 (Tip) | Left ear | White |
2 (Ring 1) | Right ear | Red |
3 (Ring 2) | Mic/switch | Blue. Short this pin to GND to pick up the phone |
4 (Sleeve) | Ground | Copper |
Headphones for Blue Angel (O2 Xda IIs, O2 Xda III, Dopod 700, I-mate PDA2k, T-Mobile MDA III, Orange SPV M2000, Qtek 9090, Siemens SX66.
Pin | Signal | Description |
3 (Ring 2) | Left ear | |
2 (Ring 1) | Right ear | |
4 (Sleeve) | Ground |