Protective carrying case (optional) provides an easy way to hold the audience handsets, instructor controller, receiver, software disk, USB port adapter and cable, and user instructions. Carrying cases can be ordered to hold from 20, 30, 40 and 50 to 100 handsets.

Model	Capacity	Size inside (cm)	Size outside (cm)	Weight (kg)	Image
CC21	20+1	34*29*12.5	35.5*30.5*15.5	2.6
CC30/35	30+1 35+1	40*32*14	43.5*34.5*15.5	3.2 3.35
CC41	41+1	43*32*14	45.5*34.5*16.5	3.8
CC51	51+1	43*36*14	48*39*19	4.4
CC100	100+1	60*43*20	63.5*46*27	9.5
CA21	20+1	32*25.5*13	37*29.5*19.5	2.8
CA30/35	30+1 35+1	38*28*13.5	43*32*19.5	3.9
CA41	41+1	41*29*13.5	46*33*19.5	4.5
CA51	51+1	41*32*13.5	46*36*19.5	4.9
CA100	100+1	58*42*19	60*44*22	9.2
CS-5	5+1	–	34.5*23.5*6.5	1
BCA-4	5+1	52*38*13	56.5*42*19	6
BCA-6	6+1	68*38*13	72.5*42*19	6.8