16 Fully Programmable Keys with Adjacent Tri-Color LED</br>Speed Dials</br>BLFs</br>Extensions?? Applications?? etc.</br>Up to 2 OBi1000e Units Can be Used with the OBi1062 or OBi1032 IP Phones</br></br>Product Description</br></br>The OBi1000e sidecar provides 16 additional feature keys to be used with its host OBi1000 Series IP phone.</br><br/>http://www.amazon.com/gp/product/B00TSR52JK