Excursion Series - EXM-Mobile-Sub Portable Battery Powered Subwoofer The EXM Mobile Sub is the first-ever lithium ion battery powered subwoofer in Pro Audio history. Overview The EXM Mobile Sub is the first-ever lithium ion battery powered subwoofer in Pro Audio history. Equipped with two 8-inch woofers, the EXM Mobile Sub delivers tremendous bass for the Musician & DJ on the go. This sub supports mobile & wireless gigs anywhere without comprising the low end. The big sound of the club and concert hall can now be brought to the driveway gig, backyard party, or wedding tent. Weighing in at only 30 lbs, the EXM Mobile Sub can be carried in one hand. The new sub is compatible with all products in the EXM Mobile series, and includes Bluetooth streaming technology. Specifications Active or PassiveActive Power Rating (Watts)100 watts, program (175 watts, peak) Measured Max SPL (C-Weighted, Max Hold)116dB Cont. 122 dB Peak Frequency Response (Hz +/- 3dB)47Hz-100Hz Crossover Frequency (Hz)100 Hz lowpass Cabinet ConfigurationBass Reflex Driver Configuration2x8" LF woofer LF Driver(s)8" Neo with 2" Voice Coil LF Impedance (Ohms)4 ohm Load (2x 8 ohm in Parallel) LF ProtectionExcursion, Voice Coil Thermal (RMS) LF Amplifier TypeClass D Cooling SchemeConvection Power CableYes Power SwitchYes Power Consumption100VA Inputs2x (L&R) XLR / ¼-inch Combi-jack, BluetoothTM, 3.5mm Stereo, Outputs2x XLR (L&R)High Pass Out, XLR Full Range Mix Out Level ControlsSub Level LimiterExcursion, Thermal (RMS), Clipping LED IndicatorsActivity, 4x Battery Level, Charging Status, Bluetooth Enclosure Materials12mm Birch Plywood Stacking FeatureInterlocking Rubber Feet (top/bottom) Covering / FinishPaint Dimensions (DWH xbackW, inches)21.625 x 14.750 x 12.5 Dimensions (DWH xbackW, cm)55 x 37.5 x 32 Weight (lbs/kg)30/13.6 Specifications subject to change without notice