CART MENU Open menu Mallory Headsets Inc. Toggle search bar What can we help you find? Submit search CART Bulk Earbuds As Low As $0.72 ea! Conference Phones DECT Wireless Headsets JPL Telecom Poly/Plantronics Wired For Desk Phone Headsets REQUIRED LOWER CABLES Wireless USB/UC/VoIP/LYNC Spare Parts Wired Wireless Addasound Wired For Desk Phone Headsets REQUIRED LOWER CABLES Wireless USB/UC/VoIP/LYNC Spare Parts Wired Jabra/Vxi Wired For Desk Phone Headsets REQUIRED LOWER CABLES Wireless USB/UC/VoIP/LYNC Spare Parts Sennheiser Wired For Desk Phone Headsets REQUIRED LOWER CABLES Wireless USB/UC/VoIP/LYNC Spare Parts Blue Tiger Bluetooth VoIP Equipment Services Yealink Polycom Computer Headsets(UC/Teams) Education Call For Volume Pricing 800-701-2289 Nav Menu 2 Nav Menu 3 Nav Menu 4 Nav Menu 5 Nav Menu 6 Nav Menu 7 Nav Menu 8 Home > Yealink > Yealink EXP20 Expansion Module Our Price: $99.00 Product Code: EXP20 Qty: Description Yealink expansion module compatible with T27P and T29G units. Features Use with Yealink T27P and T29G SIP Phones20 physical, dual-color LED programmable keys18 additional keys availableProgrammable keys enable users to partake in advanced call functions such as: BFL list, multi-person conferencing, call forwarding, LDAP, XML browser functionalityStand with two adjustable anglesTwo or less expansion modules can be powered by the host phoneSupports up to six modules Related Items Yealink W73H Handset CP860 Expansion Microphone Yealink SIP-T40P Yealink BH71 Pro - Sleek and Powerful Our Price: $75.00 Our Price: $119.00 Our Price: $119.00 Our Price: $159.00 Yealink EHS36 Headset Adapter Yealink SIP-T29G Yealink CP860 Conferencing Phone BH72 Office Version w/Charge Stand and Qi Charging Our Price: $55.00 Our Price: $229.00 Our Price: $499.00 Our Price: $199.00 Share your knowledge of this product. Be the first to write a review »