S 300 (3)

Beyerdynamic MMX-300 New Facelift Headset - dynamic headphones with closed back design, circumaural, 32 Ohms nominal impedance, 96dB nominal SPL, frequency response: 5Hz-30kHz, 120dB maximum pressure level. Weight: 380g (with cable and microphone). Cable

Back-UPS CS, 300 Watts / 500 VA, Entrada 230V / Salida 230V, Interface Port DB-9 RS-232, USB