Here's some cool news for the bespectacled bluetooth users: the earphones just got smaller! Now they can be built-in into all kinds of glasses to lighten the load on the ears. The only catch is that they cost nearly five times the price of conventional models. 　　This scooter driver is wearing a pair of glasses equipped with a Bluetooth headset,and he is able to talk without burdening his ears.Many people that wear glasses and use Bluetooth headsets say that their ears start hurting during long phone conversations due to the combined weight of the two accessories,and Mr. Chen says that he finds it extremely inconvenient to receive phone calls while riding his scooter. 　　However, he is afraid of missing important calls, and therefore puts up with the discomfort and inconvenience.The new Bluetooth headsets can be attached to any pair of glasses, but consumers should be prepared to pay for the added measure of convenience.A custom-made set costs around five times the price of the average Bluetooth headset.