Happy Plugs Air 1 Wireless In-Ear Headphones are a double earpiece, in-ear only, Bluetooth earbud suitable for live monitoring. They come in black and are made by Happy Plugs. The headphones feature call functions, playback controls, volume control, rechargeable battery, noise isolation, sweat proof, built-in microphone, and touch control. The built-in microphone is of the type "Built-In". The model number is Happy Plugs HPLGS1616 and they are manufactured in China.