The larger and more complex the setup, the more likely it is that the customer will also require someone to install and set up all the equipment. (petbusiness.com)
They're solid earbuds with noise cancellation and simple tap controls and avoid some of the more complex setups that make other headphones a pain to use. (talkandroid.com)
Near Field Communication (NFC) and Bluetooth ® technology remove the need for wired connections and complex setup sequences. (sony.com)