Mackie HM-4 4-Way Headphones Amplifier core Record 40 channels and the

Record 40 channels and the main stereo mix to a Class 10 U3 SD card (available separately) via the onboard 34-track SD recorder

trem bridge

Solid hand-carved aged spruce top

so when the player uses the F Attachment the sound is not different from the sound of the trombone without the trigger engaged

Mackie HM-4 4-Way Headphones Amplifier core Record 40 channels and theThe Mackie HM 4 is a 4 way headphones amplifier designed to provide simple and effective headphones amplification for artists, musicians, and engineers monitoring through headphones in home, project, commercial, and mobile recording studios. Its single 1 4" TRS stereo input and four 1 4" TRS stereo outputs allow you to distribute a stereo source to up to four pairs of headphones. Each output is controlled via a dedicated level knob, allowing varied