The TE SYST 100 is a 2-way speaker system with a 4" carbon woofer (CS-TEW4) equipped with a large voice coil, and a 1" tweeter (CS-TET1) with neodymium magnet.
The tweeter uses the ESB CS-TET1 1"/25 mm component tweeter, with special adaptor to fit Tesla model 3/Y vehicles.
The woofer uses the ESB CS-TEW4 4"/10 cm component woofer, with special adaptor to fit Tesla model 3/Y vehicles.
Crossover: ESB CS-TET1CX dedicated crossover. 
Compatibility: See Data Sheet