Buffet 1183 Prestige Bass Clarinet Description An excellent professional instrument, the 1183 Bass Clarinet is equally well suited for the concert band or the symphony orchestra. The 1183 Bass Clarinet produces a rich, well centered tone that blends easily with an ensemble. In addition to an Eb/Ab lever and a 2nd speaker key, the 1183 is available with factory options such as middle F# resonance and a D/A resonance key.