Dear customer, please note that items Yealink WF40 IP Phone Wi-Fi USB Dongle to Suit Yealink Deskphones 2.4Ghz, to suits SIP-T27G/T29G/T46G/T48G/T41S/T42S/T46S/T48S/T52S/T54S are currently listed as pre-order/on order. You can continue to place a backorder and it will ensure earliest allocation when these products are available. Our team will contact you to notify the expected ETA. Thank you.