Review on 🔌 3.5mm Jack to RJ9 Plug Adapter Cable Converter for Cisco Unified Office Telephone 7970 7940 7941 7942 7971, Compatible with Smartphone Headsets by Edward Noble
Can't Hear Me in Accessories & Supplies Area
I heard, but they couldn't hear me. It sounded very quiet even though my volume was all the way up. Even when I fully plugged in the headset, I didn't hear anything. Used on an ESI branded landline phone with regular headphones/microphones.
- Quality Construction
- Requires Power Outlet
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