Foldable and portable design for space saving and easy transport. The colorful gradient LED lights create a stylish, eye catching look that enhances your listening experience. The built in microphone reduces noise during calls for clearer, hands communication. Soft, breathable ear cushions provide a snug fit with good sound isolation and without noticeable sound leakage. Bluetooth 5.0 provides reliable wireless connectivity with devices that support Bluetooth, including mobile phones and tablets. Effective wireless range up to 10 meters. Battery and charging performance Call duration up to 10 hours Music playback up to 15 hours Standby up to 180 hours Full charge time about 2 hours Three connection modes Bluetooth model: wireless connection to Bluetooth enabled devices Cable model: wired listening via AUX cable (AUX input available; included AUX cable) TF card model: playback directly from a TF card Key specifications and features Foldable, space saving design for easy carrying Colorful gradient LED lighting Built in microphone for noise reduction during calls and hands conversations Soft, breathable earmuffs for comfort and minimal sound leakage Bluetooth 5.0 with up to 10 m range Compatible with Bluetooth enabled devices such as mobile phones and tablets AUX wired connection with included AUX cable TF card playback option Battery life: 10 hours call, 15 hours music, 180 hours standby; full charge in 2 hours Use scenarios Commuting or traveling: wireless Bluetooth mode offers cord listening with long battery life and comfortable fit. Home or office use: built in microphone and noise reduction improve call clarity during online meetings or calls. Outdoor activities or workouts: foldable design and extended playback time support music during workouts or outdoor use; switch to wired or TF card mode if needed.