This handset is compatible with the Yealink T41S and T42S phones. This handset comes with a phone cord (RJ-9). Plug n Play into the Yealink's handset port.
The Yealink handset is not covered under Yealink Warranty terms as it is an accessory.
Global Teck provides a 30-day money back guarantee. If you have questions about the Yealink handset contact us prior to purchase.