World Bird List

Species factsheet
Grey-eyed Bulbul (Iole propinqua)

Order: Iole propinqua
Family: Bulbuls (Pycnonotidae)

Voices can be found here (external link)
Subspecies and Distribution
Subspecie Distribution
aquilonis s China and ne Vietnam
propinqua e Myanmar to s China, n Thailand and n Indochina
simulator se Thailand and s Indochina
innectens extreme s Vietnam
myitkyinensis ne and e Myanmar