The Galaxy Nexus was launched at the beginning of this week with support for Google Wallet and recently went on sale on Google Play (view announcement). Google has also announced that two other phones from Sprint, the LG Viper 4G LTE and the LG Optimus Elite, are supporting the Google Wallet. The LG Optimus Elite with Virgin Mobile also supports the service.
Google Wallet enables users to make purchases and redeem offers directly from the mobile phone. All new subscribers are being offered USD10 of credit to boost adoption.