NBRK0250 -        Netbotz 250 Rack Appliance ERP $499
NBACS125 -      Netbotz 250 Rack Appliance  2x 125 kHZ Handles ERP $1275
NBACS1356 -    Netbotz 250 Rack Appliance  and 2x 13.56 MHZ Handles ERP $1500
NBHN125 -        2x 125 kHZ Rack Handles only ERP $750
NBHN1356 -        2x 13.56 MHZ Rack Handles only ERP $1000

....the new NetBotz 250 is sold in 3 different packages, a base package,  a base package + 125khz rack handles(2), and a base package + 13.56MHZ rack handles(2)