Optus prepaid mobile broadband recharge amounts:

 Optus Prepaid Mobile Broadband provides variety of internet packs to its customers based on the validity and data limit.

The validity of the packs ranges from 1 month to 1 year and data limit also ranges from 300 MB to 15 GB to the maximum.

If you want to check email only, then you can opt for 10$ packs per month.
At the same time, if you need a long time validity pack with average usage say 1.5 GB per month then you can go for $130 pack.

These packs can be subscribed and activated at Optus online shop website.

Price of the Pack
Data Limit within Optus
Validity of the pack
300 MB
1 month
3 GB
1 month
5 GB
2 month
8 GB
3 month
15 GB
1 year

The internet would be at 4G speed and can be checked by Speed checker and there are option available to include Optus internet broadband usage meter.