... color unique metronome and practice drum 2 in 1 digital electronic drum pad Specification:Tempo range: ... ,novel design,unique 2.TRP environmental drum head material, long service life, design ... drum 2 in 1,convenient to use and carry 4.full beat and rhythm,ringing timbre 5.headphones can be used ... to avoid interference. Eno green color unique metronome and practice drum 2 in 1 digital electronic drum ...