Jabra Evolve 75 SE, Wired & Wireless, Calls/Music, 20 - 20000 Hz, 6.24 oz (177 g), Headset, Black Jabra Evolve 75 SE. Product type: Headset. Connectivity technology: Wired & Wireless, Bluetooth. Recommended usage: Calls/Music. Headphone frequency: 20 - 20000 Hz. Wireless range: 1181.1" (30 m). Weight: 6.24 oz (177 g). Product color: Black