Category: Musical Instruments. Review: The Hohner Big River Harp 3 piece Pro Pack is a high-quality harmonica set that includes three different keys and offers great value for money. The harps are made from top-notch materials, including brass and nickel, which ensures durability and longevity. Additionally, the diatonic harmonicas in this pack have been designed to provide excellent sound quality and intonation, making them ideal for both beginners and experienced players alike. One of the standout features of this set is the variety of keys it includes. The three harps are available in G, C, and A, which allows players to explore different genres and styles with ease. Whether you're playing blues, rock, or country music, these harmonicas will provide the perfect sound for your needs. Another great aspect of this set is the modular system design. This means that each harp can be easily customized to suit individual preferences and playing style. For example, players can choose from a range of reeds and diaphragms to create their ideal sound. Additionally, the harmonicas are designed with interchangeable covers, which makes it easy to switch between different styles and genres on the fly. Overall, the Hohner Big River Harp 3 piece Pro Pack is an excellent choice for anyone looking for a high-quality set of harmonicas at an affordable price.