Material:Pure ABS Rate power: 3W Frequency range:90HZ~20KHZ(Hz) Frequency response: 50/60HZ(Hz) Color:Red/Black/Blue OEM color Mini digital speaker Material:Pure ABSRate power: 3WFrequency range:90HZ~20KHZ(Hz);Input voltage: DC5( V );Impedance: 4HM( Ω );Frequency response: 50/60HZ(Hz);Power supply: USB-powered +600MA lithium battery Color:Red/Black/Blue OEM color Accessories: USB cable, audio ...