DELL SP3022, Universal, Silver, 33.5" (0.85 m), 90 - 20000 Hz, 120 - 7000 Hz, Omnidirectional DELL SP3022. Device type: Universal, Product color: Silver, Cable length: 33.5" (0.85 m). Frequency range: 90 - 20000 Hz. Microphone frequency: 120 - 7000 Hz, Microphone direction type: Omnidirectional, Microphone sensitivity: 72 dB. Connectivity technology: Wired, USB connector type: USB Type-A, USB Type-C. Width: 2.8" (71 mm), Depth: 8.9" (226 mm), Height: 2.3" (58.3 mm)