TASCAM Engineering has been working non-stop on new Marverics drivers for our "US" series products.
We are happy to announce that we have released Apple OSX 10.9 compatible beta drivers V3.00d8 and V3.00d10 for the products listed below.

Many thanks to our loyal users for your patience and understanding through this process.

Driver V3.00d8 and V3.00d10 are compatible to OS X Mavericks only.
They are not compatible with ealier OS versions.

 
■Beta Driver: V3.00d8

• US-122MKII  <http://tascam.com/product/us-122mkii/>
• US-144MKII  <http://tascam.com/product/us-144mkii/>
• US-200          <http://tascam.com/product/us-200/>
• US-600          <http://tascam.com/product/us-600/>
• US-1641        <http://tascam.com/product/us-1641/>
• US-1800        <http://tascam.com/product/us-1800/>
• US-2000        <http://tascam.com/product/us-2000/>

■Beta Driver: V3.00d10

• US-322          <http://tascam.com/product/us-322/>

• US-366          <http://tascam.com/product/us-366/>

TASCAM will continue to work on perfecting these and making sure you are equipped with the final driver versions as soon as possible. Thank you again for your continued support.