If you’re into the high-end portable audio scene, you’ve probably heard of Go-DAP before. They already have one successful battery + amp design on the market for the iPhone 3G/S. This week at CES, the company took the wraps off of their next generation of portable headphone amp and battery for the iPhone 4… The newly redesigned iPhone 4 specific Go-DAP features a 1,450mAh battery, OPA2338UA (Texas Instruments) pre-amp, TPA6130A (Texas Instruments)...
