Model:Longdimm-DDR1 8 bits Capacity:512MB/1GB/2GB The standard frequency:266/333/400Mhz Application: Desktop Type: DDR Long-dimm Digit:8 Bits VDD:1.8V(+/-0.1v) Latency:5-5-5-18 IC chips brands: brand or OEM, original chips Warranty:5 years