CVJ Freedom Review – 1DD+4BA+Tuning Switches CVJ Freedom is a five-driver hybrid IEM with adjustable tuning switches. The pair houses a combination of one customized dynamic driver with four high-performance customized balanced armature drivers. The DD unit uses a high-performance nanophase ceramics diaphragm. Using tuning switches, the performance of these BA drivers can be adjusted for four different tuning profiles. CVJ has implemented an electronic frequency division technology on the Freedom. The four BA drivers can be adjusted for different driver … Continue reading CVJ Freedom Review