This is the same PoE+ power supply that is included with the VERSA PRO CT, which is able to power both the mini-DSP and the CT Beamforming Mic Array (BMA) with 2 speakers connected. If you need to power all 4 speaker outputs (on both the mini-DSP and the BMA), then you will need to use this second power supply between the mini-DSP and the BMA.
ClearOne® Power Supply Kit for BMA – 36W PoE+ 
This is the same PoE+ power supply that is included with the VERSA PRO CT, which is able to power both the mini-DSP and the CT Beamforming Mic Array (BMA) with 2 speakers connected. If you need to power all 4 speaker outputs (on both the mini-DSP and the BMA), then you will need to use this second power supply between the mini-DSP and the BMA.