<p>Built-in highly sensitive microphone (voice control)</p> <p>No less than 8 display modes</p> <p>4 levels of brightness adjustable, 5-level speed adjustable</p> <p>18 color modes adjustable, Comes with automatic gain control</p> <p>Exclusive intelligent de-noising algorithm, can be used in noisy environment</p> <p>Product parameters:</p> <p>Input voltage: more than the DC 5V 1A</p> <p>Input interface: Micro-USB</p> <p>Frequency response: 50-16KHZ</p> <p>ptical characteristics (wavelength):</p> <p>Red: 620-625nm</p> <p>Green: 520-525nm</p> <p>Blue: 460-470nm</p> <p>Optical characteristics (brightness)</p> <p>Red: 450-550mcd</p> <p>Green: 1300-1500mcd</p> <p>Blue: 350-400mcd</p> <p>Instructions:</p> <p>MODE\/SPEED key: Short press to turn white-select mode; long press to turn red-select 5 speeds</p> <p>COLOR\/BRIGHT key: Short press to turn white-select color; long press to turn green-select 4 levels of brightness</p> <p>Press two keys at the same time: Press at the same time to turn blue-to learn the environmental noise spectrum</p> <p>Press and hold COLOR at the same time when power on: enter gain setting mode</p> <p>Power on (battery model only): Press the COLOR key after power off</p> <p>Shut down (battery model only): keep face down for 3 seconds</p> <p>Style:40 beads</p> <p>Colour:Silver</p> <p>Material:Alumina</p> <p>Size:20 x 5 x 3cm</p> <p>Package Contents:</p> <p>1 * LED Strip RGB Light</p> <p>Only the above package content, other products are not included.</p> <p>Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.</p>