Amazon.com: UpBright Car 12V DC Adapter Compatible with JBL Partybox 310 200 300 Party Box Partybox310 PartyBox200 PartyBox300 Portable Bluetooth Speaker Auto RV Camper Lighter Plug Power Supply Battery Charger : Electronics
5" Or 10" Car 12v Dc Adapter For Jbl Partybox 200 300 310 Party Box Rechargeable Bluetooth Led Karaoke Portable Party Speaker - Ac/dc Adapters - AliExpress
JBL PartyBox 200 | Portable Bluetooth party speaker with light effects
JBL PartyBox 300 | Battery-powered portable Bluetooth party speaker with light effects