HD Sound Quality: High definition stereo earphone provides extremely exact and natural sound than traditional stereo.High Sensitivity and low impedance deliver clear,sound perfect for music,movies,and phone calling. Waterproof and Sweatproof: It is sweat, water resistance and dustproof that provides the necessary durability for strenuous workouts and weather. One for Two: Pair with up to 2 phones at once. Adanced CSR Bluetooth 4.2: Supports faster pairing with one or two bluetooth devices at one time. Fully compatible with Microsoft, Android, Apple Systems. Wide Compatibility: Our bluetooth headphone universally Compatible with iPhone SE/6/6S/6S Plus/7/7 Plus, 5 5c 5s 4s iPad Air/iPod Android phones including all Samsung Galaxy S6,S5,S4,S3 Note 4 3 HTC M9 M8 M7; LG Flex 2 G3 G2 Apple watch and Most Bluetooth-enabled Android IOS Phones and Devices. Easy to Use:Built-in Mic, convenient hands-free calling. You can also easily play/pause, skip music tracks through the multi-function button. Bluetooth Headphones Neckband Wireless Sports Headset In-Ear Headphones Description Neckband Design&Light WeightProvides a comfortable fit and easy button control in light weight. Made of ultra-light shape-memory alloy, easy to carry. Your favorite music via Bluetooth from your Smartphone, Tablet, PC or MP3 Player, free from cable. Adanced CSR Bluetooth 4.2Supports faster pairing with one or two bluetooth devices at one time. Fully compatible with Microsoft, Android, Apple Systems. Specification: Sensitivity: 993dB Plug Type: Wireless Function: For Mobile Phone,HiFi Headphone,For iPod,Sport,Common Headphone Wireless Type: Bluetooth Line Length: 0.3m Brand Name: Hujerl Style: Neckband Communication: Wireless Active Noise-Cancellation: Yes Support Memory Card: No Resistance: 33? Is wireless: Yes