Headphones like new- case was in storage and has been compromised- photo’d Deep, immersive sound, improved EQ best in class performance for wireless headphones. Connectivity technology: WiredWireless.Charging time: 3 hours Latest Bluetooth technology for easy connectivity and seamless audiovideo syncs Advanced microphone system, HD voice for clear calls in windy or noisy environments Up to 15 hours play time with rechargeable lithium ion battery. Switch between 2 Bluetooth devices so you can watch a video while staying connected to your smartphone. Wireless range up to 30 feet (9 meter)