Bluetooth 4.2 Wireless Technology, featuring Qualcomm apt-X and AAC (Advanced Audio Coding) delivering enhanced Hi-Fi sound quality
Premium transducers housed in machined stainless steel in-ear sound tunnels deliver signature HD1 sound – powerful bass response, detailed vocal projection and a better sound stage
NFC one touch pairing for immediate connectivity to Bluetooth smart devices. Ensuring a snug and secure fit they also block ambient noise quite effectively

Closed back headphones with digital wireless audio transmission
Digital audio clarity and transmission range up to 328 ft/100 m (line of sight)
Multi-purpose transmitter – functions as easy-charge cradle and docking station