Jabra PRO 9450 EMEA, Wireless, Office/Call center, 150 - 6800 Hz, Headset, Black Jabra PRO 9450 EMEA. Product type: Headset. Connectivity technology: Wireless. Recommended usage: Office/Call center. Headphone frequency: 150 - 6800 Hz. Wireless range: 5905.5" (150 m). Product color: Black