【5 Hours of Continuous Playback】 ★ A highly popular product! Popular black color! ★ Obtained a beautiful unit and replaced the battery with a new one! ★ Enjoy high-quality Bose sound for a long time at a low price! - Model Name: SoundSport Free - Color: Black - Connection: Bluetooth - Accessories: Only those shown in the images ★ We have replaced the battery with a new (lir1454) battery and confirmed that it works without any problems. ★ Confirmed 5 hours of operation - an announcement prompting charging will occur around 5 hours of playback ★ Please note that the operating time may vary slightly depending on usage conditions. ♪ I think you will be able to use it for a long time to come. There are slight scratches on the rubber parts from the battery replacement >⁠.⁠< Battery replacement for this model is difficult! (See images 7 and 8) Latest update installed (Image 13) Please refrain from purchasing if you are nervous or concerned about minor details. There are no accessories other than those shown in the images. Simple cleaning with alcohol disinfection done! Units in good condition are becoming scarce >⁠.⁠< There is no guarantee that we will be able to continue listing them in the future, so please purchase as soon as possible ~(⁠^⁠^⁠) Thank you very much!