All headphones of the CX, CXL series are working with the same electrodynamic transducer technology. Variants of the CX, CXL series: CX 6 TRAVEL CX 150 CX 180 CX 200 STREET II CX 200 STREET II WHITE CX 250 CX 270 West CX 270 East CX 271 West CX 271 East CX 280 West CX 280 East CX 281 West CX 281 East CX 300 BLACK CX 300 SILVER CX 300-II PRECISION 2.
