The TC35 Pro "Tetris" is an adapter that allows various devices (such as Type-C or Lightning) to be used with 3,5mm Jack headphones or in-ear monitor earphones via a Type-C cable. The adapter has official MQA certification and features an ES9281AC PRO chip, 32bit/768kHz sampling rate and native DSD512 support. The external shell is made from aircraft-grade aluminium. The adapter supports use with iOS 10 systems on iPhone, iPad, iPod Touch devices that have Lightning connectors and Android smartphones, Macbook, Google Chromebook with Type-C connectors. Earphones with microphones are supported. The "Tetris" name comes from its special design. Cable not included in the box.