No flash plug
In addition to the features in the standard model M-164, the M-164FX boasts a built-in effects processor, and the M-164UF has an additional USB interface on top of that. The USB connection provides users with 16 audio inputs and two audio outputs on their computer. This makes the M-164UF the ideal choice for multitrack recording in the home studio or on the road. All three consoles are equipped with six microphone/line channel strips with XLR and 6.3 mm phone input jacks, phantom power and 3-band equalization plus five stereo channel strips to connect virtually every conceivable audio source. A 3.5 mm mini-jack on the top panel allows for quick connection of an MP3 player, and there is also a phono input to connect a turntable. A stereo sub-group and two aux sends complete the mix."
Intelligent Master Processing and Multiband FET Compression
A new interface, bluetooth speakers and a neat looking portable mic/recorder