The Topping U90 USB (Universal Serial Bus) Bridge is designed to provide multiple digital outputs via a USB (Universal Serial Bus) input for your Hi Fi system. The U90 offers 7 digital outputs including IIS AES Coaxial & Optical so you can play a varied range of separates. This bridge supports PCM 32-bit 768k Hz & DSD512 native so you can hear crisp rich audio. Equipped with a crystal oscillator & CPLD the U90 will optimise the digital signals & deliver clean sounds. Topping has gifted you with built-in USB (Universal Serial Bus) isolation to reduce background noise & a 12V trigger so you can control your output devices directly from the U90. The compact design also ensures that product installation is completely stress-free.