The M12 wireless jobsite speaker uses Bluetooth to pair with portable electronic devices and stream music from up to 30 Ft. away. Amplified by a premium speaker with integrated bass port for loud, clear sound at all volumes, the rugged construction with overmold and metal speaker grill is tested to withstand drops, water and debris. A 2.1 Amp USB (Universal Serial Bus) charger for phones, media players and tablets plus an integrated hanging loop maximize versatility. Tool Only - battery and charger not included.