PLANTRONICS CALISTO P240-M UC USB-A CORDED HANDSET - LYNC/SKYPE CERT Plantronics Sale! from 12380 /per Qty. Add to Cart This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. CALISTO P240-M,IC Qty available: 5 SKU: 57250.004 Tweet