Ultrasone PRO 550

Foldable, closed-back professional headphones with Aluminium nam Read more

Specifications

Feature	Value	Comment
specifications	S-Logic™ Natural Surround Sound
specifications	Dynamic principle
specifications	Frequency range 10-22.000 Hz
specifications	Impedance 64 Ohm
specifications	Sound pressure level 102 dB
specifications	MU Metal bufferboard, reduced field emissions
specifications	Driver 50 mm Mylar
specifications	Weight 295 g (without cord)
Release Date
First seen	6 December 2007