Add to Cart Compare Quick view IPX-2500 MSRP: Now: 160,000VT Was: IPX-2500 PABX Internet Telephony PBX system (500 SIP Users registrations) MSRP: Now: 160,000VT Was: Add to Cart Compare Quick view Qty in Cart: 0 Quantity: Decrease Quantity: Increase Quantity: Price: MSRP: Now: 160,000VT Was: Subtotal: Add to Cart