1. Audio splitter, frequency switch, twoway splitter, single, 18, 15, 12, performance audio frequency switch, filter, frequency tones. 2. An audio splitter that can be used as a frequency switch and twoway splitter, available individually, with numbers 18, 15, 12, for performance audio frequency switching, acting as a filter for frequency tones. 3. There is an audio splitter which functions as a frequency switch and twoway splitter, sold separately, having values 18, 15, 12, for performance audio frequency switching and serving as a frequency tone filter. 4. An item called audio splitter, which can be a frequency switch and twoway splitter, single units, with 18, 15, 12 options, for performance audio frequency switching and also as a filter for frequency tones. 5. AudioTeiler (audio splitter) that can be a Frequenzweiche (frequency switch) and ZweiwegeTeiler (twoway splitter), available individually, with 18, 15, 12, for performance audio frequency switching and as a Hochtöner (frequency tone) filter.