Riff Wireless comes in four different colorways to reflect your style. Complement your look with colors that pop, a soft-touch finish, and plush ear cushions. Riff Wireless perfectly blends simplicity and technology. You get bold sound quality and convenient features that make your life easier. Rapid Charge: No waiting around for your headphones to charge. Just 10 minutes of charging gives you 2 hours of use. Monitor Mode: The lightweight Riff Wireless folds up small so it can go anywhere you go. Activate Assistant: Easy-to-use buttons adjust volume, change tracks and even activate your personal assistant to get directions or send hands-free texts. Bluetooth Wireless Technology, 12 Hours of Battery Life, Rapid Charge (10 Minutes = 2 Hours), Ultra-Durable Headband, Call and Track Control, Activate Assistant.