headphone pinout

O2 Xda, Qtek 1010, 1020, Siemens SX56, T-Mobile MDA, Dopod 686 (all Wallaby)

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