The Dangerous Music D-Box+ is a professional-grade studio monitor controller and analog summing mixer designed to provide transparent monitoring and enhanced audio clarity. It features an upgraded 8-channel analog summing mixer that delivers an expansive soundstage and superior sonic impact. The D-Box+ offers five input sources—analog stereo, onboard analog summing mixer, USB, AES/SPDIF, and Bluetooth—allowing seamless integration with various audio sources. Outputs include three stereo speaker ports, which can be programmed to be mono and/or include a subwoofer, with output 3 serving as a source for an independent sub with individual level and mute control. The device features two independent monitoring sections—Control Room and Headphones—allowing seamless source switching between the five input sources. Additionally, the D-Box+ offers remote control via Bluetooth and the D-Box+ app, compatible with macOS, Windows, iOS, and Android devices, enabling control of volume, dim, talkback, I/O selection, and more. It also includes an onboard talkback mic with push-button activation and dual high-quality headphone amplifiers with independent source selection and level control.