• Bluetooth wireless technology with in-line mic and controls for answering/ending calls, controlling music & video playback and controlling volume on Bluetooth wireless devices
• Powerful, precisely designed 11.8 mm drivers offer superb efficiency and enhanced sound purity
• Built-in amplifier for a sound field with enhanced depth and improved resolution across the frequency range
• Internal lithium polymer battery provides seven hours of continuous use (200 hours on standby) on a full charge
• Includes silicone eartips (XS/S/M/L), secure-fit clip, 30 cm (11.8") USB charging cable and carrying case
• Strong yet lightweight aluminum housings greatly reduce unwanted resonance for crisp mid- and high-range reproduction
• Compatible with aptX and AAC codecs for high-quality sound and low latency
• Included clip lets you attach the battery case to the back of your shirt collar