Board-to-board stacking connectors for high speed transmission.; HRS No: 641-2001-9 00; No. of Positions: 380; Connector Type: Board mounting; Contact Gender: Female; PCB Mount Type: Through-hole; Current Rating(Amps)(Max.): 0.5; Contact Mating Area Plating: Gold; Operating Temperature Range (degrees C): -55 to 85; General Description: SMT unit