Description 2 Speaker stereo, with large 76mm speaker provides high quiality sound Mp3 compatibility Bumpers and metal pipes protect against rough handling Dual power sources - AC or Makita Li-ion Digital quartz display Compatiable with Makita li-ion batteries (7.2V, 10.8V, 12VMAX, 14.4V and 18V) Specifications: Voltage: 7.2V to 18V Frequency band: 87.5 - 108 Dimensions (L x W x H): 281mm x 164mm x 302mm Weight: 4.2kg Includes: Makita Jobsite Radio - DMR107