ecoustics

MartinLogan Grotto 12 & 15 Subwoofers Deliver High-Output 2kW Hybrid Bass Performance For ...

MartinLogan Grotto 12 ($2,299) & 15 ($2,799) subwoofers deliver 2kW peak power, triple hybrid woofers and precise DSP. The new Grotto 12 and 15 subwoofers sit above the Abyss models in MartinLogan’s ...