Developer website: Jarek Hartman
Merlin XU870 PIN Support... Did you ever suffer from problems with PIN on your Merlin XU870 3G modem? Most probably - yes. Maybe you were considering buying extremely expensive Launch2net?
If you have Merlin XU870 and Leopard 10.5 - just download this package, enter PIN and configure the connection. That's it!
Merlin XU870, Mac OS X Leopard (10.5)