User manual instruction guide for Bodypack Transmitter SK5212 Sennheiser Electronic Corp (NY). Setup instructions, pairing guide, and how to reset.1 SK 5212-II bodypack transmitter. 1 AA size battery, 1.5 V antennas for different frequency ranges. 1 belt clip. 1 instruction manual. 1 frequency table. from those described in these instructions. Delivery includes. • 1 SK 5212 bodypack transmitter. • 1 battery. • 1 antenna. • 1 belt clip.