The dBbox3 is an upgraded version of the dBbox2, designed for sound and audio installation engineers. Key improvements include a longer battery life, automatic power-off, improved timecode generator accuracy, and XLR earth wire testing. It offers a range of features for monitoring, metering, and generating analogue, AES/EBU, and SPDIF audio, all within a pocket-sized unit.

Functions include monitoring analogue and digital inputs, generating test tones, analyzing audio signals, and converting between analogue and digital formats. The dBbox3 also features MIDI capabilities, a built-in microphone, and a cable tester.

The unit is powered by a 9V battery and has a user-friendly interface with a five-key menu.

Its durable aluminium case and intelligent power control ensure both longevity and portability, making it an essential tool for audio professionals.