JBL Partybox 330 Portable Party Speaker Black

Power Output: 280 W RMSSpeaker Drivers: Two 6.5-inch (165 mm) woofers and two 1-inch (25 mm) dome tweetersFrequency Response: 40 Hz – 20 kHzSound Enhancements: AI Sound Boost (real-time distortion reduction) and Smart EQ auto-adjustment
Playtime: Up to 18 hours (varies by volume and content)Quick Charge: 10 minutes of charging yields about 2 hours of playtimeFull Charge Time: Approx. 3 hours from empty (speaker off)Battery Type: Swappable/replaceable Lithium-ion 68Wh (equivalent to 7.2V / 9444 mAh, JBL Battery 400)Power Input: 100 – 240V ~ 50/60 Hz