Walk-thru of bass mod for Q701 (but should also work for K701/2). Skip the blabber and jump straight to mod procedure @ 3:11. Obviously use your own discretion if you don't feel handy with tools or modding things.
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Affiliate Links
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If you'd like to help support my channel so I can produce more content like this, please kindly consider using my Amazon Affiliate links for the products discussed in this vid (I may earn a small commission but it does not affect the price you pay):
AKG Q 701 Black: https://amzn.to/3OojYn2
AKG Q 701 Green: https://amzn.to/3HGvgQ4
AKG Q 701 White: https://amzn.to/3SELAqM
UPDATE 1/1/18: New vid covering left cup repair of broken wire: https://youtu.be/nDZb8fmhVt8
UPDATE 2/28/16: Confirmed that this mod should work on the K7XX as I popped off the grill and noticed construction is identical.
Running thread on Head-Fi re: Q/K701 and the bass mod experience: http://www.head-fi.org/t/660408/rever...
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Disclosure: AKG Q701 purchased from massdrop.com for personal use.