• Deep, immersive sound, improved EQ best in class performance for wireless headphones
• Latest Bluetooth technology for easy connectivity and seamless audio/video 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,Ear cushion:9.6 cm H x 7.4 cm W
• Switch between two Bluetooth devices so you can watch a video while staying connected to your smartphone.Wireless range up to 30 ft (9 meter)
• Charging time: 3 hours full charge = 15 hours play time (15 minute quick charge = 2 hours play time)