The 18V LXT / 12V max CXT Lithium‑Ion Cordless Bluetooth Job Site Speaker, No. XRM08B, from Makita is equipped with Bluetooth to wirelessly connect to mobile devices. In addition, it has one auxiliary port for MP3 compatibility and one USB port for charging mobile devices. For maximum versatility it can be powered by Makita 12V max CXT or 18V LXT Lithium-Ion batteries, or with the AC adapter jack (optional). For improved operation in harsh job site conditions the XRM08B features water and dust resistant construction, with protective bumpers for added durability.