PNG ICO ICNS MORE
Network & communications
Smooth
Chatting
Message, Bubbles, user
Black
512x512
Desktop apps
Icons Mega Pack 1 and 2
talk, google
256x256
Mixed
Packy
speak, speech, Chat
48x48
Computer & hardware
VistaICO Toolbar Icons
talk, Chat
Shopping & e-commerce
Pretty Office part 3
Translate, talk, speak
Business & finance
Diagram
references, Chat, talk
96x96
3D Cartoons III
128x128
PNG MORE
Free Icons Web
Discuss, talk, listen