Optus has rolled out a new network feature across all states called 3G High Definition (HD) Voice!
HD Voice enables high-quality voice calls on the Optus 3G mobile network, creating an improved voice call experience. You’ll notice a sharper, clearer call, with less background noise. The call quality is comparable to a conversation if both parties are in the same room.
For HD Voice to work, both the caller and receiver will need a compatible 3G or 4G handset. There’s no handset activation required, no additional costs and currently applies to Optus-to-Optus mobile calls only.
Some of the more popular compatible handsets include: