SF Cable, RJ45 8P8C Crossover Inline Coupler Connect two RJ45 cables together with this coupler For RJ45 plug coupling Connectors: 2 x RJ45 Female 8 conductor reverse wiring: pin1 -- pin8, pin2 -- pin7, pin3 -- pin6, pin4 -- pin5, pin5 -- pin4, pin6 -- pin3, pin7 -- pin2, pin8 -- pin1 Gauge: 28 AWG / Color: Beige / Jacket: PVC / White color housing