High-quality two-channel metronome in grey with great sound, easy to use friendly rotary knob and flip stand. Included in delivery are 3 AAA batteries and a matching microfiber dust cover. 

metronome 

• two channels 
• Tempo: 30-252 beats / minute (BPM) in whole steps 
• Beat: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 
• Volume adjustable 
• built-in round dynamic speaker or stereo headphones

88 reference tone generator 

• 88 notes (A0 to C8) chromatic 
• Calibration 415 Hz to 465 Hz in 1 Hz steps each 
• Accuracy + / - 1.0 %, application of quartz crystal 
• Weight 150 g