... .483GHz Shortest Latency: <0.5ms Frequency response: 20-20Khz 2.1 laptop speaker 1. Classic again, MDF & aluminium, built-in antenna, shortest latency ... wireless transmitter.2. Subwoofer: Material is MDF, horizontal designed, 2.1 audio, 5.25 speaker structure, undertone stronger, output is 30W3 ... : yesInterface: 2.4Gwiress receiver,4RCA audio slotPower adopter: 220VLine size: 1.5-2 meters