Dual 3.5mm Female to RJ9 PC / Mobile Phones Headset to Office Phone Adapter Convertor Cable, Length: 30cm (Black)

1. Brand new and high quality. 2. Use your existing iPhone/ iPad, or similar TRRS headset with your Cisco-based phone. 3. Avoid having to purchase an expensive Cisco headset. 4. Eliminates the need to have more than one headset. 5. Impedance general computer headset is relatively low, compared to the effect of professional telephone. 6. Great for home businesses, offices, call centers, and more.