As a result of using this product, I found that my phone camera quality improved significantly. The HQB STAR replacement EJ PT870, although without Bluetooth, is top-notch in terms of its quality.The installation process was quite simple easily done by anyone without any technical knowledge. The product is very affordable, almost half the cost of other electronics accessories for smartphones. However, the downside is that it doesnt come with any installation manual or guide, which might be confuSee full review