Vanzon V40 Bluetooth Speakers Wireless, 24W Wireless Portable Speaker with IPX7 Waterproof, TWS, 24H Playtime

24H Long Play Time: The speaker supports up to 24 hours of usage time. According to the volume, you can divide the usage time into several levels. However, the actual playtime may vary based on factors such as volume level, audio content, and usage. Wireless Connection: Upgraded Bluetooth 5.0 technology easily connects to Bluetooth-enabled devices up to 66 feet range.