The NIB Tech & Go wireless headphones are sleek black earbuds with a built-in mic that provide up to 5 hours of playtime. These headphones are designed for live monitoring, featuring a comfortable headband form factor and Bluetooth connectivity for wireless use. The Star model from Tech & Go offers a double earpiece design and includes features such as wireless functionality and Bluetooth multi-point connectivity. With an impedance of 32 ohm, these headphones deliver high-quality sound for an immersive listening experience.