The Onkyo TX-SR674 is a multi-channel AV receiver that was part of Onkyo's competitive lineup in the mid-2000s. It features a 7.1 channel configuration, allowing for a dynamic surround sound experience that enhances movie watching and music listening. The receiver is equipped with various audio formats such as Dolby Digital, Dolby Pro Logic IIx, DTS, and DTS-ES, making it versatile for different sources. It offers a power output of 90 watts per channel (8 ohm, 20 Hz - 20 kHz, 0.08% THD), ensuring sufficient drive for medium-sized speakers. The TX-SR674 also supports 1080p video scaling, facilitating HDMI connectivity with multiple inputs, including HDMI version 1.3 compatibility. For enhanced music playback, it includes Onkyo's proprietary Vector Linear Shaping Circuitry (VLSC) technology which helps to reduce jitter and enhance audio clarity. Furthermore, it has a built-in AM/FM tuner, multiple audio inputs including phono input for vinyl connectivity, and an easy-to-use graphical user interface for setup and operation. The receiver supports both wired and wireless networking options, making it easy to stream music from various devices. The design is user-friendly with a remote control that offers comprehensive access to all functionalities. The Onkyo TX-SR674 also features dedicated sound fields for various media types, making it adaptable for movies, music, and games.