The AktiMate Mini B+ wireless speakers were reviewed as part of a wireless speaker group in Sound+Image Vol 30 #3. You can read the whole comparative test by clicking on the image above, while all the response measurements have been published here

AktiMate Mini+ B
Price: $795

+  High precision sound
+  Excellent value for money
+  Strong bass performance

-  No optical input

Connectivity: Bluetooth, 2 x stereo (RCA), 1 x stereo (3.5mm), USB-B DAC
Dimensions: 300 x 185 x 210mm
Internal power: 2 x 40W RMS
Quoted frequency response: 50-22,000Hz ±1.5dB

Contact: Audio Heaven