K2 wireless mini family home karaoke echo system singing machine box karaoke players for Android TV box, Android TV/ Windows PC, smart phones, included 2pcs wireless microphone. 

• Support for desktop computers, laptops, tablet, cell phone etc

• Support network smart TV with 3.5mm audio output port 

• Support smart set-top box k-song 

• This host needs an external speaker

• Powered by USB charging port
  

Specifications: 

• Color: Black 

• Material: ABS + metal 

• Product size: 10cm*8cm*1.9cm (L*W*H) 

• Input voltage: AC 100-240V

• Frequency: 50-60HZ 

• Output voltage: DC 5V 2A 

• Pickup: Low noise moving-coil 

• Microphone type: Wired 

• FM mode: FM/VHF 

• Frequency: 230MHz-270MHz 

• Microphone core sensitivity: -76 ± 3DB 

• Transmit power: 16DBm 

• Effective distance: > 20m 

• Receiver sensitivity: -105DB 

• Frequency response: 50Hz-17KHz

• Signal to noise ratio: >100dBV 

• Distortion: <0.5% 

• USB interface type: Mini USB 

• System requirements: For Android 4.1 or above