Aukey EP-B4 Bluetooth 4.1 Wireless Stereo Sport Headphones with AptX, Built-in Mic for iPhone, Samsung, Android Smartphones

• Latest Wireless Bluetooth 4.1 Technology with A2DP stereo music and AptX pure, clear sound, ideal for high quality music while running, jogging, cycling, skating, etc
• Good noise isolation to create the optimal environment for listening to your favorite tunes, built-in microphone with noise cancellation for clear calling and friends chatting
• Sweat-proof, light weight and ergonomic design to enhance your comfort; comes with interchangeable earbuds and ear hooks for secure and personal fit when walking or exercising
• Built-in rechargeable Lithium battery lasts up to 4.5 hours of talk / play time or 175 hours standby, universally compatible with most Bluetooth-enabled phones. Works with iPhone, iPad, Android and Windows Smartphones tablets and other Bluetooth devices
• Package Content: Aukey EP-B4 Bluetooth Headset, USB Charging Cable, 6 x Ear buds (large, medium and small), 6 x Ear hooks (large, medium and small), User manual