Final Audio BA-SS Balanced Earphones (Open Box) - Discontinued 4.4mm male 6922 vacuum tube x 2

6922 vacuum tube x 2

and no other headphones

They have been given a newly developed cone

and 4th generation)

Sensitivity: 92 dB at 1 kHz / 1 mW

Final Audio BA-SS Balanced Earphones (Open Box) - Discontinued 4.4mm male 6922 vacuum tube x 2Final Audio BA SS Balanced Earphones With their special BAM Mechanism design, air movement inside the housing is optimized, allowing the BA SS to produce deep bass without the distortion and muddiness normally reproduced by BA unit earphones. The design theory of this breakthrough earphone rests on a single driver directly connected to the circuit uncomplicated by the presence of other drivers. The BA SS is a handmade product, made by Japanese sound