In Jazz by Endorphina presents a bright, music-forward theme, with visual cues drawn from Yellow and Neon tones and Singer imagery. The overall presentation evokes Jazz culture and American iconography, combining warmth, brightness, and a sense of motion through color and light. The palette and imagery work to support the genre vibe while maintaining clarity for gameplay.

On the mechanic side, the game includes a multiplier, Wild symbols, Free Spins, Scatter symbols, and a Risk/Gamble (Double) option. These mechanics are presented in a standard layout, with interactions that align with common slot structures and pacing considerations. While the design aims for a balanced experience, the specifics of how often features trigger are not described here.

From a structural perspective, the slot uses a grid-oriented layout. Specs include layout 5-3, paylines 25, minimum bet USD 1, maximum bet USD 250, top win x43, and RTP 96%.