Tommly Sport Wireless Bluetooth Noise-Cancelling Headset with Mic LATEST TECHNOLOGY - Bluetooth 4.0 technology with A2DP stereo music provides a high quality wireless music experience SIX HOURS - Single charge with Up to 6 hours of uninterrupted talk or music EASY TO USE - Pair in seconds and connects up to 10 meters away (in open spaces) MOST COMFORTABLE - Lightweight with built-in mic for hands-free calling PACKAGE INCLUDES - 1 x Bluetooth In-Ear Headphones; 1 x Micro USB Charging Cable; 2 x Pair of Replacement Ear-Tips (Big and Small); 1 x Clip; 1 x User Guide