Senbowe&trade; [New Version] Update Bluetooth 4.1 Portable Wireless Sports Sweatproof Wireless Bluetooth Headset/Heaphone/Earbuds/with AptX,CVC6.0 Noise Cancellationet,In-ear Design for iPhone 6,6Plus, 5S 5C 5 4S 4, iPods,HTC One,One mini, One mini 2,iPad Mini, Samsung Galaxy Note 3, Note 2, S5 S4, S3, S2,LG Optimus,LG G3,G2,MOTO X,Most Android Smart Phones and Tablets and other Bluetooth-enabled tablets Bluetooth 4.1 with aptX codec, earbuds seal with unique Cavity Structure Design and in-ear design,makes you enjoy a pleasant music journey. The strength of the signal determines the definition of the long distance calling.The signal strength is nearly twice times than the general bluetooth headset in the market. High strength sweatproof design,and it is specially designed for sport lovers,free of cables,more freedom.Adopt the most advanced bluetooth CVC6.0 noise cancellation,makes you still can enjoy a clear sound even in a noisy environment. The strength of the signal determines the definition of the long distance calling.Bluetooth 4.1 technology,the signal strength is nearly twice times than the general bluetooth headset in the market. Even put them in bag at the gym and workout at a good distance without signal droppage. Compatible with iPhone 5S 5C 5 4S 4, iPods,Samsung Galaxy Note 3, Note 2, S5 S4, S3, S2 Most Android Smart Phones and other Bluetooth-enabled tablets,support high pitch ,bass feature.