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Interim updates, prompted by your tweet this evening. . . I was able to tack wires onto contacts inside the call pick-up switch, and I also peeled off the power switch and attached somewhat heavier wires to it. But because they're two separate switches (unlike the headset used for the original versi...

The PCB is .55" x 1.52" and about .3" thick sandwiched with the battery. I think that's a bit narrower than yours. I have another, more recent handset that would probably work better, but I actually *use* that phone! The limitation with the handset I want to use is simply that the pla...

Stole a few minutes to poke at the board last night and made minor progress with the call pick-up switch. One contact is ground, the other sits at about 1.5v when the device is turned on. But since I couldn't find a pin connected to that side of the switch, I decided to dissect it. The yellow plasti...

No hot air station here. I've taken a look at the Aoyue but haven't sprung for it yet. I do have some nice fine tips for my Antex iron though, and I've done some hand assembly and repair of SMT boards. And what the heck, this headset only cost me $3 so I don't have much to lose! I'll do some poking ...

Jeff pointed out that this Bluetooth headset was available on Woot a week ago for just $3 (after rebate), so I snapped one up as a candidate for the handset hack. I've now cracked it open (the silver-gray plastic back is held on with seven small clips, and can be pried off) and extracted the circuit...