The PRO-EARS Pro 300 NRR 26, Reatree APG (P-300-APG) is incredible performance and price. You do not have to be a competitive shooter or hunting fanatic to appreciate the advantage of Pro Ears. The Pro Series will increase the enjoyment and improve the performance for the hunting or shooting enthusiast whose occasional outing is as important to them as the national championships are to the competitive shooter.The natural sound of the Pro Series is almost as good as the Gold Series and is better than any other active hearing enhancement product on the market. The biggest difference in sound between the Pro Series and Gold Series is a longer attack time of 5.5 milliseconds versus 1.5 milliseconds for the Gold Series.The Pro 300 NRR 26 has a great sound, fewer features and lower price. The Pro Series does not have all the features that come standard with the 8 bit microprocessor on the Gold Series but they do offer great sound, real comfort and effective sound attenuation. The Pro Series offers industry leading DLSC compression technology, wind abatement programming and built-in quality similar to our top of the line Gold Series. The circuit board reduces high frequency filtering which may benefit those with high-frequency hearing loss. Separate circuit boards, one in each cup, with their own on/off and volume controls eliminates the need for wires and increases reliability and adjustability.ProForm leather ear cushions with visco-elastic foam ensure the highest level of sound attenuation and comfort available. An internal battery compartment eliminates unnecessary cuts or voids in the external cup, improving the noise attenuation properties of the cup. No tools are required to change the battery. The Pro Series offers the longest battery life in its class.