#1 Arcade Audio AmpIdeal Amp for DIY, Home, Car, GarageColorful LED on Volume Knob2 X 18 Watts Per Channel (12VDC)RCA input for MP3 Product Description Kinter MA170 2 Channel Mini Amplifier WITHOUT Power Supply - the most popular and economical mini amplifier in the market today! Kinter MA170 WITHOUT POWER SUPPLY 2-Channel 2 x 18 W Mini Amplifier Bass Treble RCA Input Audio for DIY, Arcade, Home, Auto & More! Designed for MAXIMUM VALUE and performance, the no frills MA170 is about the cost of a loaded burrito, yet contains features found in amplifiers costing 3 and 4 times as much. The Kinter MA170 is the leading choice for mini audio amplifiers used in DIY, Arcade, Home, Garage, Office and other listening areas. A CUSTOMER FAVORITE Frankly put, customers love the MA170 so much they buy 2, 3 or more - due to the features and broad applications, the tiny little MA170 has been the choice for powering speakers in thousands upon thousands of applications. LOW COST - HIGH PERFORMANCE Kinter's MA-170 mini amplifier is the value leader in audio amplifiers, with 18 watts of robust power per channel and a stylish, modern appearance. The latest in IC-based amplifier technology delivers smooth, natural sound without fatigue or distortion, while running cool and drawing minimal power. SMALL and VERSATILE The Kinter MA170 is the real deal! You can use the MA-170 in a 2-channel home audio system, or build its capability into a portable unit that can be taken anywhere. RCA inputs and convenient spring terminal outputs will work with virtually any source and speakers to create a great sounding audio system. The black anodized aluminum housing's integrated mounting tabs make it easy to mount the amp anywhere. The glowing LEDs really set the mood for any music genre. SPECIAL NOTE This MA170 Model DOES NOT INCLUDE A 12VDC POWER SUPPLY, you can use most any 12VDC Power Supply that meets the specifications found below in the under SPECIFICATIONS, or can be wired to a 12 Volt battery using a DC power cable (sold separately). In addition, you will most likely require a RCA to 3.5mm cable to input audio signal into the MA170 Amplifier. Should you not have a compatible 12VDC Power Supply, the MA170 is also available with a 12VDC power supply (MA170+) - simply look for it under the Kinter Amazon Store for details. If you have any questions, we are here to help. Kinter offers more features and the highest value to fit any budget! Don't Let Size Fool You Sometimes good things do come in small packages. This is the case with the tiny, yet powerful MA170. With 18 watts per channel (36 Watts @ 4 Ohms) the MA170 is ideal for almost any audio application. Easy Connections RCA Left and Right connectors provide simple connectivity to TVs, Gaming Devices, Smart Phones and more. Improved spring-terminal speaker connectors accept 14-16 gauge speaker wire, simple press and insert bare wire into the slot. Versatile Applications The tiny MA170 fits most any audio requirement, from DIY, Auto/Cars, RV, Boat, Motorcycle and Home use. Use the included 12 Volt DC Power Supply along with speakers and you'll be ready to go. The MA170 is one of the most versatile choices in mini amplifiers today. The #1 Arcade Amplifier The MA170 is the Number 1 choice for Arcade1UP to home-built Video Games. The MA170+ offers a solid choice to power speakers for any Arcade unit. Easy to mount tabs on the enclosure and simple connections make installation into cabinets a snap. All the Features You Need! Overview and Specifications Getting started is easy with the MA17 amp, however this model does not include a power supply. Once you have located a 12VDC Power Supply that is compatible and meets the specifications listed below, simply plug it into the DC input found on the rear of the amplifier and then into any AC outlet. Connect 14-16 Gauge speaker wire between your speakers and the spring loaded terminals on the back panel, connect a source device using the stereo RCA jacks, turn the power switch to ON and the tiny MA170 Amplifier is ready to go. Using the separate Bass and Treble controls you can customize your sound. A large front knob controls the volume and is surrounded by a changing LED lighting. Mounting tabs found on the sides of the MA170 amp make it great for DIY projects or other applications where having a fixed location is required. Specifications: • Power output: 2 x 18 watts RMS • Speaker impedance: 4-8 ohms • Input impedance: 47k ohms • Frequency response: 20 Hz - 22 kHz • Input sensitivity: 200 mV YOU WILL NEED Power Supply Specifications: • Input: 100~240 VAC, 50-60 Hz • Output: 12 VDC, 2A (recommended) • 2.1 x 5.5 plug.