Audio Power Amplifier, Power supply: 5 ÷ 30V / 9mA ÷ 2,5A / 5 - 7W / 30Hz ÷ 18KHz / QIP12+B SO71 TAB-C. Cross Reference: HIT200L/LS TBA790K TBA810 TBA810A TBA810AS TBA810S TCA810A TCA940 TSA810AP U280B U281B UL1440 UL1480 UL1481.