The alternative in-ear versions are known as earbuds or earphones. The earbuds are similar to the IE2 headphones. Instead, the packaged iPod earbuds included a three-button device on the right earbud cord. AirPods are wireless Bluetooth earbuds created by Apple. Powerbeats Pro are wireless Bluetooth earbuds created by Apple. Early iPod commercials portrayed silhouetted dancers wearing an iPod and earbuds. Like the regular earbuds they have a remote control and microphone built-in. The earbuds feature a weather-resistant design and operates on Bluetooth connectivity with aptX technology. AirPods Pro are wireless Bluetooth earbuds created by Apple, initially released on October 30, 2019. The white earbuds also became an icon signifying the iPod itself. In 1990, Aiwa created the HP-J7 earbuds, designed to be vertically inserted into the ear. Pixel Buds are a line of wireless earbuds developed and marketed by Google. It is also bundled with Harman AKG earbuds. Apple's original earbuds shipped with the original iPod, released on October 23, 2001. These earbuds can be purchased separately as a standalone accessory.