amp

Just copped the Sennheiser 650 headphones. With the new and improved DAC/AMP on the MacBook Pros, would there be much of a difference between what happens on the laptop vs. a separate DAC/AMP setup? Curious if I need to purchase a separate system to power the 650s. I'm not a hardcore...

I am looking to mic a person speaking in front of a small crowd with a lavalier microphone and get the signal to an iPhone, which is set to record video and audio. I therefore need a mic amp on the presenter, which transmits the audio via Bluetooth to the iPhone. Any recommendations? I have...

1st post guys so apologies if in the wrong area, I want to connect a sony DVD player (external) to my iMac to enable me to use my iMac as a monitor to watch the DVD through my Sony home theatre amp, no HDMI ports on amp or DVD player only component, thanks in advance. Ian.