exetron Store SquareTrade © AP6.0You are looking on a house marked TDA2005 power audio amplifier. This ic was mainly produced for the AUTOMOTIVE INDUSTRY by NEC whose part number is 70001AB. See the data sheet for details. These is a dual channel audio power amplifier with an output power of 20 watts total (10 per channel) into 2 ohm speaker when connected to a 12 volt dc power supply or a 12 volt car battery. The circuit is easy to hookup with just a few extra parts. The TDA2005 replaced the LM2005 series and is now manufactured by ST Electrronics. NEC Electronics is the maker. Buyer to pay for shipping. The power supply voltage may be as low as 6 volts with an absolute maximum of 18 volts. Typical supply is 12 volts DC like a car battery, for portable operation. Preferred method of payment is Pay Pal. If using PayPal, then item(s) shipped the next day upon confirmation from PayPal. Shipping rates to be determined by Buyer's location. We are happy to combine multiple product wins to reduce shipping costs. Payment not received within 7 days may result in the item being relisted and appropriate feedback left. See My Store Listings For Other Items of Interest