![Any device(bluetooth) connected to 2xPartybox300(TWS) ends up really out of sync after a few minutes. Is this normal? : r/JBL Any device(bluetooth) connected to 2xPartybox300(TWS) ends up really out of sync after a few minutes. Is this normal? : r/JBL](https://external-preview.redd.it/maGHPSiCh1UWZGpWaK0J3F3q-ekUW0GIx1a5L8OI-aE.png?format=pjpg&auto=webp&s=5e7d06d4421cd74f8a01581d23e70aa889281ec2)
Any device(bluetooth) connected to 2xPartybox300(TWS) ends up really out of sync after a few minutes. Is this normal? : r/JBL
ATech - JBL PartyBox 300 Portable Bluetooth party speaker with light effects JBL Signature Sound Enjoy an immersive audio experience at home or at a party that only JBL sound can provide.
![Cameron Sino 13400mAh Battery 2INR19/66/4,SUN-INTE-125 for JBL JBLPARTYBOX300CN,PartyBox 300 - AliExpress Consumer Electronics Cameron Sino 13400mAh Battery 2INR19/66/4,SUN-INTE-125 for JBL JBLPARTYBOX300CN,PartyBox 300 - AliExpress Consumer Electronics](https://ae01.alicdn.com/kf/Seb9f6d5cc8794e008924ce28f611e9ccy/Cameron-Sino-13400mAh-Battery-2INR19-66-4-SUN-INTE-125-for-JBL-JBLPARTYBOX300CN-PartyBox-300.jpg_.webp)
Cameron Sino 13400mAh Battery 2INR19/66/4,SUN-INTE-125 for JBL JBLPARTYBOX300CN,PartyBox 300 - AliExpress Consumer Electronics
![BETTER OR GIMMICK❓️ Before and After Update Firmware on JBL Partybox Encore Essential #jbl #speaker - YouTube BETTER OR GIMMICK❓️ Before and After Update Firmware on JBL Partybox Encore Essential #jbl #speaker - YouTube](https://i.ytimg.com/vi/s2F0dKjPsOM/maxresdefault.jpg)
BETTER OR GIMMICK❓️ Before and After Update Firmware on JBL Partybox Encore Essential #jbl #speaker - YouTube
![LOSONCOER Brand New 14500mAh Battery for JBL PartyBox 300 JBLPARTYBOX300CN Speaker Battery - AliExpress LOSONCOER Brand New 14500mAh Battery for JBL PartyBox 300 JBLPARTYBOX300CN Speaker Battery - AliExpress](https://ae01.alicdn.com/kf/S1025da828cc248549f4e5ed313f61243T/LOSONCOER-Brand-New-14500mAh-Battery-for-JBL-PartyBox-300-JBLPARTYBOX300CN-Speaker-Battery.jpg_.webp)