RBX Universal Bluetooth Sport Armband Earbuds Kit, Blue UNIVERSAL SPORT ARMBAND The RBX universla armband fits most smartphones and is made with comfortable high quality neoprene. Adjustable velcro fits any arm for maximum comfort. The clear plastic window allows easy access to your touchscreen device while keeping it protected perfect for any high performance activity it also includes an extra compartment for keys or money. Non-slip neoprene holds the device securely to your arm. BLUETOOTH SPORT EARBUDS RBX bluetooth earbuds are the perfect choice for people on the go! These earbuds use bluetooth 4.0 technology to connect to your tablet, smartphone, computer or mp3. Perfect for listening to music, watching movies and playing video games. Ideal for runners, with the RBX bluetooth earbuds you are always ready to go. Noise isolating earbuds provide deep bass and clear treble with built in volume control.