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Amazon.com: LIONX Battery Replacement for Speaker Fit Model PartyBox 100 Part Number SUN-INTE-260 2600mAh / 37.44Wh 14.4v Li-ion 106.00 x 104.50 x 26.50mm Black : Electronics
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JBL Partybox 110 Powerful, portable party speaker with vivid light effects, Bluetooth connectivity, Mic/Guitar input and rechargeable battery, Black - Creative Audio
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Amazon.com: JBL Partybox 310 - Portable Party Speaker with Long Lasting Battery, Powerful Sound and Exciting Light Show & Wireless Two Microphone System with Dual-Channel Receiver : Electronics
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Amazon.com: 13400mAh High-Capacity Extended SUN-INTE-125, 2INR19/66/4 Battery Replacement Compatible with JBL PartyBox 300 High Power Portable Wireless Bluetooth Party Speaker : Electronics