MP4 moment the development of power source, is what I brought back from the company

Packet : 107215811mp4_src_core_2091n.rar filelist
2091N_nodrm_9.0.50\case_i_d913f.rar
2091N_nodrm_9.0.50\changelist.txt
2091N_nodrm_9.0.50\sdk_i_913f.rar
2091N_nodrm_9.0.50\功能修改说明.txt
2091N_nodrm_9.0.50

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