The Metrophones Headphone Metronome System Designed for Drummers For Practicing and Professional Referencing. Features 29db Isolation, Liquid Filled Cushions, Built In Metronome, Removable cord, On-Off/Volume and Speed controls. (9 Volt Battery, Line Out)

MPN: MP HDPH
UPC: 753283300205

Features:
-2 separate speaker systems (metronome and reference)
-Reference sound from any audio source (line-in)
-9 in. Removable stereo cable (3.5mm x 1/4 in. not shown but supplied)
-Speaker Frequency Response 15-25000 Hz
-Send Click Out (line-out)
-Liquid filled cushions for 29db Isolation
-Adjustable headband
-Built-in metronome system with On/Off switch and Volume control
-Click line out via 2.5mm jack
-Tempo range 40-260 beats/minute
-9-volt battery included