Cherub DT81 Donsdas Rhythm Tutor Metronome. A Practice Pad with a large LCD readout that incorporates Beat Sounds, Snare Drum Simulator, Analysis functions, Training Functions and Audio Mix input. Analysis functions include accuracy, balance, stroke count in 15 seconds and speed of stroke Training functions include Tempo auto up/down, Rest, Rhythm change and Accent shift 3.5mm sockets for MIX IN and earphones Separate volume controls for beat sound and earphones LCD screen adjustable for required viewing angle 8mm thread insert in base of unit for stand mounting Supplied with switchmode PSU.