Apple has released Bluetooth Software 1.2.1.

The update - which is available through the Software Update feature of Mac OS X - provides "enhanced stability and support" for the following Symbian OS-based mobile phones: Nokia 3650, Nokia 7650 and Sony Ericsson P800.

Symbian OS is the advanced, open operating system licensed by the world's leading mobile-phone manufacturers. It's designed for the specific requirements of advanced 2G, 2.5G and 3G mobile phones.

Bluetooth Software 1.2.1. is recommended for use with iSync 1.1, which Apple announced yesterday.