(2) 4.48” Woofers And (2) 1.21" High Frequency Tweeters Provide A POWERFUL, DYNAMIC SOUND Experience;Charges All M18 Batteries;Up To 8 hours of Runtime On An M18 Redlithium XC5.0 Battery At 100% Volume;AUDIO-LINK Allows You To Play Music Through Multiple Compatible Milwaukee Devices (Over 200+) Creating A Larger Sound Experience;Bluetooth 5.3 Provides Up To 200 Feet of Range;Built-In Equalizer Settings Allow You To Customize The Bass and Treble to Your Preferred Sound;Compatible With Packout Modular Storage System;IP65: Dustproof and Water Resistant;Impact Resistant;USB-C 3.0A Personal Device Charging;AM/FM Radio: 9-Station Presets;1 Year Warranty