- Compact & Portable: Exquisite appearance & fine texture & light weight. - Quality Material: Made of quality ABS material, featuring anti-fingerprint, anti-scratch and anti-sweat. - BT5.0 Advanced Chip: Connect fast & stably and effectively reduce latency, providing you with smooth listening. - Intelligent Auto-pairing: Adopt upgraded PASTER-Pair intelligent technology. When the earphones are taken out of the charging case, it can be automatically turned on and then pair successfully within 3 to 5 seconds according to the pop-up window steps. If the headset has been paired successfully before, it will automatically pair immediately, which is much more convenient and time-saving. - Active Noise Reduction Tech: Deliver much clearer and crisper sound.