Bluetooth 4 isn't faster or lower power. It offers the same same maximum edr rate of 3Mb or AMP 21Mb. The low power profile is designed for short, infrequent bursts thus not a replacement for Classic mode. You can't get somwthing for nothing.
Premium slim case. Amidst Samsung's Series 9 refresh, there is now a model featuring a matte 15 inch screen available. In return, the smallest member has not been updated. The South Korean manufacturer demands steep EUR 1999 (RRP) for speedy hardware in a slim case.