Boss CEB-3 Bass Chorus Authorized Dealer!! Embellish your bass lines with the Boss CEB-3 guitar pedal. The Boss Chorus design of this Boss guitar effect pedal ensures that the power and clarity of your bass tone is retained. The low filter in this chorus guitar pedal allows the low frequencies to pass without being affected, thus retaining the tonal integrity. The simple interface - consisting of level, low filter, rate, and depth - of this Boss guitar effect pedal makes for easy tone-crafting. This chorus guitar pedal is encased in an all-metal chassis, making it durable. The tonal versatility coupled with rugged construction makes the Boss CEB-3 a good pick.