In addition to the headset that came with your smartphone, you can use other
To hear stereo through the jack (such as music), you should use a stereo adapter or other accessory. Visit www.palmOne.com for more information on audio accessories and for the latest compatibility info.
The headset designed for the Treo 180/270/300 smartphone is not compatible with your Treo 650 smartphone.
Using a wired headset
Your Treo smartphone uses a 2.5mm,
Your Treo™ 650 smartphone is also compatible with headsets enabled with Bluetooth® 1.1 wireless technology. This includes most of the headsets with Bluetooth wireless technology currently available, as many of these headsets support both Bluetooth 1.1 and 1.2 wireless technology. For a list of compatible Bluetooth
With your phone’s
Once you set up a connection with a device with Bluetooth wireless technology, you can communicate with that device whenever it is within range (about 30 feet).