Another multichannel A/D device checked by the HARK development team is TD-BD-16ADUSB, one of the Inrevium series made by Tokyo Electron Devices (16ADUSB). This chapter describes the setting procedure for the use of 16ADUSB in HARK. The 16ADUSB is an A/D, D/A conversion device that solely performs 16ch AD and 4ch D/A conversion. The driver software of 16ADUSB is attached to the product. The kernel mode driver for Linux is attached and is convenient. To connect to microphones, this device can be plugged into power supply, allowing condenser microphones for a plug in power supply to be connected without modifications. The methods of installing the 16ADUSB and of recording sound the microphones connected to the 16ADUSB on HARK are described. Description and operation checks are performed in Ubuntu 9.10.