Drum Kit Mat Producer in China wholesales iDumz Mat, MP3 Plug-in, 8 Instrument Beating Areas, Adjustable Volume, Touch Sensitive Drum Mat. Product Specifications: Series: Instruments Name: iDumz Playmat Item SLW9823 Mat Size: 78 x 62 cm Package Size: 37 x 7.5x 33 cm Battery: 4 x 1.5V âAAâ (not included)Information: 8 instrument beating areas MP3 plug-in Adjustable volume Touch sensitive playmat