[. . . ] [. . . ] 003749 Accessories for stethoset receivers BA 90 spare accupack Cat. 003396 L 90-UK UK version (available from Sennheiser UK) L 92-10 charging unit for 10 BA 90 (w/o PSU) Cat. 004024 KK 1030 cable for connecting 2 charging units (NT 92 powers two units, NT 2013 powers 5 units) Cat. 004125 EZL 1030-20L charging case with 2 charging units for 20 receivers (w/o PSU) Cat. [. . . ] [. . . ]