The Marshall Minor IV are wireless earbuds with up to 30 hours of playtime and sound customization features. Details are captured in the attached images. Accessories included. I'm a Marshall fan and have tried various products, eventually settling on noise-canceling earphones and headphones, so I'm selling these. - Brand: Marshall - Model Name: Minor IV - Continuous Playback Time (Earbuds): Approximately 7 hours - Maximum Playback Time (with Charging Case): Approximately 30 hours - Wireless Charging: Yes - Bluetooth Connectivity: Bluetooth multipoint connection available