Sound control, sound recording, rhythm light features - 12 display modes x 7 color effects (84 unique display variants) - 2 clock display modes and 2 alarm functions - 1 breathing mode and 8 brightness levels Two connection options for flexible setup - Built-in voice sensor: powered by USB only, no audio cable needed - Audio Line Control: power supply + audio line required; when used, connecting the audio line automatically disables the voice sensor to reduce noise and protect display quality Power and compatibility - Power supply: USB 5V 1A, 3W - USB power can be supplied by a phone charger or a computer USB port Specification and build - 1624 LED music spectrum display with 16 columns and 24 rows - Total: 385 RGB LEDs - Size: 21.8 x 2.8 x 7.2 cm; Weight: 190 g Use scenarios - Home audio visualization: syncs with music for dynamic ambient lighting and visual rhythm - Desktop clock and alarm: two clock modes plus dual alarms to organize daily routines - Studio or storefront display: eye-catching RGB spectrum visuals for events, presentations, or product showcases