What frequency band does an 802.11g (ERP) device operate? 01/29/2021 – by Mod_GuideK 0 In what frequency band does an 802.11g (ERP) device operate? A. 60 GHz B. 2.4 GHz C. 5 GHz D. Sub-1 GHz SHOW ANSWERSCorrect Answer: B Explanation/Reference: Download Printable PDF. VALID exam to help you PASS.