Kithouse S9 UHF Rechargeable Wireless Microphone System Karaoke Black
No need to set! Just plug and use! Two ways for Input: Wired Input(1/8"(3.5mm) Jack Input) or Bluetooth Connect Input(Turn on Bluetooth and search "X168" to connect); Two ways for Output: 1/4"(6.35mm) or 1/8"(3.5mm) Jack Output.