Features:
# Supports Bluetooth 1.2
# Weight: 14g
# Dimensions: 49 x 22 x 21mm
# Talk time of 5.5 hours
# Standby time of an impressive 150h

From Electronicstalk:
The stylish Nokia BH-200 Bluetooth headset, the first Handsfree Profile (HFP1.5) headset, is part of Nokia’s recently launched line of high-end wireless headsets with CSR’s BlueCore technology for Bluetooth at the core. [...]

TopJobs.Com has recommended Plantronics Discovery 640 bluetooth headset as one of the ideas for graduation gifts especially if the grad already owned a PDA. In their own words:
If you are present shopping for a soon-to-be college graduate, have no fear — stick with gadgets and you pretty much can’t go wrong.

For more ideas, head on [...]

Features:
# Supports Bluetooth 1.1
# 33-foot wireless range
# Weighs just 0.3 ounces
# Rechargeable Li-ion battery
# Up to 4.5 hours talk time
# Send a fax from your computer over your Bluetooth cellular phone
# Secure with 128-bits Data Encryption
# Includes Travel Charger

Techgage Review:
The ratings given is 7 out of 10, mainly because of its unsuitable to be used [...]