... Shortest Latency: <0.5ms Frequency response: 20-20Khz 2.1 speaker system with amplifier1. Classic again, MDF & aluminium, built-in antenna, shortest ... designed, 2.1 audio, 5.25 speaker structure, undertone stronger, output is 30W3. Black with red aluminium line, it is more fashionable ... moreover, it show the blue light.5. Back part, clear cables hole.6. Round edge7. Simply and fashion in classic trend ...