Boost your favorite playlist with this brand new RadioShack BUILD IT Half-Watt Amplifier Kit. This DIY audio project is perfect for hobbyists and students with a moderate skill level, allowing you to assemble your own functional amplifier. The kit includes all necessary components to build a half-watt amplifier. Please note that 4 AAA batteries are required for operation and are sold separately. Enjoy the satisfaction of building your own audio gear!