In order to solve the problem of multi-tag anti-collision in radio frequency identification systems. a multi-tag anti-collision protocol based on 8-ary adaptive pruning query tree is proposed in this article. According to Manchester code. the highest collision bit can be detected. https://www.markbroyard.com/hot-super-ada-ampulator-tube-power-and-speaker-cabinet-emulator-rackmount-pre-owned-supply-mega-pick/