The Yamaha TRB1004JBL is the new 4-string version of the highly acclaimed 6 string model. Yamaha TRB was born as a versatile 6-string bass guitar along with the greater involvement of synthesizers in music in end of 1980s.

The new TRB1004J now extends that line down to the 4-string level and makes for a very attractive and powerful bass with a huge sound and tonal quality for further expression thanks its fine Solid Maple/ Alder Body and cutting edge electronics.