Features: Intelligent sound controlling technology: LED auditory spectrum display adopts advanced sound controls technology, which can capture the surrounding music auditory signal in real time and dynamically convert it into lighting effects synchronized with the music Multiple lighting mode to choose from: This product provides 5 different lighting mode, including statics, flashing, flowing, etc., which can be freely switched according to the user's needs. Support spectrum display ranging: 20Hz-25kHz, ensuring that it can respond to a variety of auditory frequency bands and bring more accurate visual presentation. LED spectrum display shell is from high-strength plastic, wear-resistant and not easy to change color. The device is equipped with a clear LED display with a good viewing angle. This all-green LED spectrum display use highly quality LED lamp beads, compared with ordinary products with higher brightness, lower power consumption, and a longer service life. Specifications: Type: Pickup Light Material: Plastic Size: about 110x33mm/4.33x1.3in Spectrum ranging: 20Hz-25KHz Power supply: 5V1A Package Includes: 1PC LED sound pickup light note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.