... /667/800 MHz.2) 168/184/240-pin socket type dual in line memory module (DIMM) 3) 2.6V power supply4 ... option for each burst access16) Programmable burst length: 2, 4, 8 17) Programmable/CAS latency (CL): 3 18) Programmable output driver ... the weight doesn't over 100kg,plz choose express delivery(UPS,EMS,DHL,FEEX,TNT) Usually,DHL is most economic.2 ...