Makita DMR203 Cordless Jobsite Bluetooth Speaker LXT 12V 14.4V 18V Lithium Power Tools - AliExpress
Makita MAKDMR203 DMR203 Bluetooth® Jobsite Speaker – ML Performance
Amazon.co.uk:Customer reviews: Makita DMR203 Li-ion 10-8V/12V Max CXT / 14.4V /18V LXT Job Site Speaker with Bluetooth - Batteries and Charger Not Included