Customized model, BioFlex nano 128 is a portable human surface EMG acquisition system, supporting 128-channel real-time wireless EMG acquisition, providing a solution for high-density EMG data acquisition in multiple scenarios, with a sampling rate of up to 4,000bps, 24bit accuracy, and a high-performance cloud server. It can be widely used in clinical diagnosis, clinical research, rehabilitation evaluation, sports science, human-computer interaction and other fields.