Quote:   thanks for the info! Is there any reason why this feature is not built in any portable DAC ?   What kind of sound quality boost can i expect to the built-in iPhone 5 DAC ? Is it much better? (and therefore worth the additional device, weight, 300$ cost and lack of remote...

can anyone tell me if IOS headphone remote cable functions work when used with this DAC ?   (microphone, volume, play/pause, etc.)

When the AK10 is used in combination with an iPhone 5 and a headphone with iphone remote control, does the remote control still work or do i have to use the controls on the AK10 then?   What kind of sound quality boost can i expect with headphones like Sennheiser Momentum or B&W P7 ?   Iam...