OEM, No Retail Packaging

Real Silent, only 25 dB(A)
High airflow level, 51 CFM
3-pin motherboard connector / RPM monitoring
Two 4-pin connectors (male and female)

Model: D14SL-124B
Air Flow: 51 CFM
Fan Speed: 1000 RPM
Noise Level: 25 dBA
Power: 1.92 watt
Fan Size: 140x140x25 MM
Connector: Includes a 3-pin motherboard power, RPM connector and a 4-pin standard power connector