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【Compatibility】 This Backup Battery is specifically designed for the JBL PartyBox Stage 320 and JBL Xtreme 4 wireless Bluetooth speakers, ensuring a perfect fit for these models.
【Playtime Extension】 Equip your JBL PartyBox Stage 320 or JBL Xtreme 4 with an additional Spare Battery to extend your music party duration. A fully charged battery offers up to 18 hours of playtime for your JBL PartyBox Stage 320 and up to 24 hours for your JBL Xtreme 4, with the option to tap into Playtime Boost for an additional 6 hours.
【Reliable Quality】 This Standby Battery provides a stable operational state for your JBL speakers with a simple battery swap, ensuring a smooth continuation of your musical journey.
【Quick Charge Feature】 A 10-minute quick charge session adds 2 hours of playtime to your JBL PartyBox Stage 320 and Xtreme 4, ensuring you can enjoy your favorite music without delay.
【Customer Service】 If you have any inquiries regarding our Charger Battery, we offer complimentary returns, exchanges, and 24-hour online customer service. Don’t hesitate to reach out to us at any time.
Price effective as of Mar 22, 2025 20:12:05 UTC
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