The WS800 is a UHF Digital wireless system that can provide up to 32 channels per frequency with antenna distribution available. The Dialog 20 system is a smaller 2.4GHz (2) channel system designed for huddle spaces and small conference rooms. There ...
1)Bluetooth expander cannot remember the paired device and it needs to be paired again everytime after it is disconnected from the paired device. 2)No protocol restriction to use with Iphone