Wireless earphones have been gaining popularity as a cheaper alternative to hearing aids. A recent study by researchers at the University of Michigan found that wireless earphones can be programmed to act as basic hearing aids, amplifying sound frequencies in a way that can help people with mild to moderate hearing loss. While wireless earphones are not a substitute for full hearing aids, they can be a more affordable and accessible option for people who may not have access to traditional hearing aids. However, it is important to note that this approach is not suitable for all types of hearing loss and that anyone experiencing hearing problems should consult with a medical professional.