Wireless Bluetooth Unpluggit Earbuds, Noise Cancelling With Microphone v4.1 (red) Integrated easy access controls that give you the flexibility to change your tracks, answer calls and adjust volumes quickly while on the go Talk time of up to 6 hours, built-in high-performance lithium polymer grade A battery Lightweight, sweat proof and to access controls. Can be conveniently used while exercising, cooking, dancing, yoga or traveling. Our athletic earbuds let you play music for up to 8 hours, so you get the freedom from charging it multiple times each day. Secure Fit Wireless Bluetooth CSR 4.1 +EDR technology, Microphone with Noise Cancelling technology for great sound clarity. Pairing tips: Once ear buds are on, light is blinking, press ear bud power button again, hold for 10 seconds until the light blinks alternating red and blue which indicates your ear buds are now in paring mode. Your device should show unpluggit then simply click pair. Comfortable ear tip and ear cushion with 3 sizes to chose from for a secure fit that is designed to stay secured. 30 Day Money Back Guarantee: To give you more confidence, we are offering you 100% money back guarantee, only when you purchase today. No questions asked; if you are not happy with the product, return it. Buy with confidence that we are here to help you and make sure you are satisfied with your purchase.