BS-51 TWS Protable Outdoor Party Wireless Speaker

Model:BS-51 (TL-88A-10L) 20W outdoor party speaker, Bluetooth V5.1 JREE AC6965E, dual 8 inch 4Ω15W full frequency speaker, 7.6V 3600mAh lithium battery, AC/DC power adapter charging input, about 4-5 hours of charging, about 2-3 hours of use, with pull rod