The Logitech bt headset works fine. I am not using voice command, so I cannot initiate a call from the headset. But I could end a call and the volume seemed good. I found it quite comfortable as it clips to the side of your ear so it doesn't interfere with glasses.

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My sordid past:

Kyocera 6035, Kyocera 7135, Samsung i700, iPAQ 6315, iPAQ hx4705, Motorola a630, BB 7100t, iPAQ rx3115, JAM 850, BB 8700g, Samsung i320 (just for fun), imate KJAM, TMO SDA, MDA, TMO Wing