The VAP20-B1 is a black carrying case designed to hold two MTP60 wireless transmitters for transport and storage within a professional audio system. It notes a capacity of two transmitters and specifies overall external dimensions of 23 cm (width) by 27 cm (length) by 7 cm (height). The product page confirms MTP60 compatibility and categorizes the unit as an accessory case; it does not disclose materials, padding, closure type, weight, or environmental protection ratings.