Features:

• NOTE: In some instances an adapter or extra component will be needed to make the appropriate connection.
• Stereo sound across the audible due to Sennheiser's 18 ohm high-end transducers
• Immediate pairing to smart devices using NFC connectivity; Bluetooth Version Bluetooth 4.0 EDR
• Closed circumaural design featuring Bluetooth wireless technology. Frequency response (Headphones):16 Hz - 22000 Hz
• NoiseGard hybrid active noise cancellation for isolation and high audio performance