- Long battery life: 30 mAh in the headphones and a 400 mAh charging case provide hours of listening; charging is easy on the go. - Stable connection: operates at a frequency of 2.40-2.48 GHz for a reliable wireless link and consistent performance. - Elegant design: white finish offers a stylish, versatile look that complements any outfit. Use scenarios - Daily commute or travel: enjoy music or audio on the move with a case that keeps you powered between uses. - Work or study: stable connection supports uninterrupted listening for focused tasks. - Casual listening and activity: suitable for home, outdoors, or light daily activities with a clean, understated style. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.