Its new MK2 Upgrade Kits allow owners of select Buchardt active speakers to replace the internal electronics using standard tools, adding the company’s latest amplifier platform, DSP processing, connectivity, and room correction technology. The MK2 Upgrade KitsThe speakers that are compatible with the upgrade include:A500, A500SE, and A700 – These speakers qualify for the full upgrade, including the addition of Buchardt’s RFA19 Tweeter. More Powerful DSP and App Based Room CorrectionThe MK2 Upgrade Kit’s DSP platform is one of its most significant improvements. Buchardt App VideoWireless Mastertuning Control Through the Buchardt AppWith the MK2 upgrade, Buchardt Mastertunings can be loaded, changed, and managed wirelessly through the Buchardt app, eliminating the need to connect the speakers via USB for routine tuning adjustments. Buchardt Audio’s MK2 Upgrade Kits offer a less common alternative by allowing owners of compatible active speakers to replace the electronics, expand the DSP capabilities, and, with select kits, upgrade the tweeters without replacing the entire speaker.