LIB-7500MU2 w/ MP3 & 2 wireless receivers, LIB-7501 companion speaker, SC-50NL connection cable, 2 SS-550 speaker stands, choice of 2 transmitters: WH-6000 hanheld and/or WB-6000 body pack and choice of 2 mics: LM-60 lapel, HBM-TA4F headband, CM-60 collar, EM-60T Ultralite.