Avem peste 6.000.000 de produse de la magazine si vanzatori profesionisti in Okazii.ro Marketplace
Cos cumparaturi
Favorite
Ai nevoie de ajutor ?
Catalog produse
Toate
 
 

Server ddr4 de la Dell, bitsmag (41/0%)

(17119 oferte)
Seteaza alerta
Filtre selectate:
Sorteaza Server Ddr4 dupa:
Vizualizeaza ca: Afisare Lista Afisare galerie
-26%
Cumpara ieftin Server Dell PowerEdge R630, 8 Bay 2.5 inch, 2 Procesoare, Intel 8 Core Xeon E5-2630 v3 2.4 GHz; 128 GB DDR4 ECC; 2 x 1.2 TB HDD SAS; 1 An Garantie, Se

Server Dell PowerEdge R630, 8 Bay 2.5 inch, 2 Procesoare, Intel 8 Core Xeon E5-2630 v3 2.4 GHz; 128 GB DDR4 ECC; 2 x 1.2 TB HDD SAS; 1 An Garantie, Se

7.152,46 Lei 5.270,32 Lei
Livrare gratuita la 5 produse comandate
-26%
Cumpara ieftin Server Dell PowerEdge R730xd 12 Bay 3.5 inch, 2 Procesoare, Intel 10 Core Xeon E5-2660 v3 2.6 GHz; 128 GB DDR4 ECC; 4 x 960 GB SSD ENTERPRISE NOU; 12

Server Dell PowerEdge R730xd 12 Bay 3.5 inch, 2 Procesoare, Intel 10 Core Xeon E5-2660 v3 2.6 GHz; 128 GB DDR4 ECC; 4 x 960 GB SSD ENTERPRISE NOU; 12

11.217,49 Lei 8.265,95 Lei
Livrare gratuita la 5 produse comandate
-26%
Cumpara ieftin Server Dell PowerEdge R730, 8 Bay 2.5 inch, 2 Procesoare, Intel 10 Core Xeon E5 2666 v3 2.9 GHz; 32 GB DDR4 ECC; 4 x 1.92 TB SSD ENTERPRISE NOU; 1 An

Server Dell PowerEdge R730, 8 Bay 2.5 inch, 2 Procesoare, Intel 10 Core Xeon E5 2666 v3 2.9 GHz; 32 GB DDR4 ECC; 4 x 1.92 TB SSD ENTERPRISE NOU; 1 An

16.102,78 Lei 11.866,13 Lei
Livrare gratuita la 5 produse comandate
-26%
Cumpara ieftin Server Dell PowerEdge R630, 8 Bay 2.5 inch, 2 Procesoare, Intel 10 Core Xeon E5-2660 v3 2.6 GHz; 128 GB DDR4 ECC; 4 x 200 GB SSD ENTERPRISE; 12 Luni G

Server Dell PowerEdge R630, 8 Bay 2.5 inch, 2 Procesoare, Intel 10 Core Xeon E5-2660 v3 2.6 GHz; 128 GB DDR4 ECC; 4 x 200 GB SSD ENTERPRISE; 12 Luni G

7.748,16 Lei 5.709,89 Lei
Livrare gratuita la 5 produse comandate

Cautari similare

-26%
Cumpara ieftin Server Dell PowerEdge R730xd 12 Bay 3.5 inch, 2 Procesoare, Intel 8 Core Xeon E5-2630 v3 2.4 GHz; 32 GB DDR4 ECC; 4 x 1 TB SSD SAMSUNG EVO NOU; 12 Lun

Server Dell PowerEdge R730xd 12 Bay 3.5 inch, 2 Procesoare, Intel 8 Core Xeon E5-2630 v3 2.4 GHz; 32 GB DDR4 ECC; 4 x 1 TB SSD SAMSUNG EVO NOU; 12 Lun

7.655,38 Lei 5.640,96 Lei
Livrare gratuita la 5 produse comandate
-26%
Cumpara ieftin Server Dell PowerEdge R630, 8 Bay 2.5 inch, 2 Procesoare, Intel 12 Core Xeon E5-2680 v3 2.5 GHz; 64 GB DDR4 ECC; 2 x 960 GB SSD ENTERPRISE NOU; 12 Lun

Server Dell PowerEdge R630, 8 Bay 2.5 inch, 2 Procesoare, Intel 12 Core Xeon E5-2680 v3 2.5 GHz; 64 GB DDR4 ECC; 2 x 960 GB SSD ENTERPRISE NOU; 12 Lun

8.175,78 Lei 6.025,16 Lei
Livrare gratuita la 5 produse comandate
-26%
Cumpara ieftin Server Dell PowerEdge R630, 8 Bay 2.5 inch, 2 Procesoare, Intel 8 Core Xeon E5-2630 v3 2.4 GHz; 256 GB DDR4 ECC; 4 x 7.6 TB SSD ENTERPRISE NOU; 12 Lun

Server Dell PowerEdge R630, 8 Bay 2.5 inch, 2 Procesoare, Intel 8 Core Xeon E5-2630 v3 2.4 GHz; 256 GB DDR4 ECC; 4 x 7.6 TB SSD ENTERPRISE NOU; 12 Lun

44.345,52 Lei 32.678,47 Lei
Livrare gratuita la 5 produse comandate
-26%
Cumpara ieftin Server Dell PowerEdge R630, 8 Bay 2.5 inch, 2 Procesoare, Intel 8 Core Xeon E5-2620 v4 2.1 GHz; 256 GB DDR4 ECC; 2 x 1 TB SSD SAMSUNG EVO NOU; 12 Luni

Server Dell PowerEdge R630, 8 Bay 2.5 inch, 2 Procesoare, Intel 8 Core Xeon E5-2620 v4 2.1 GHz; 256 GB DDR4 ECC; 2 x 1 TB SSD SAMSUNG EVO NOU; 12 Luni

9.286,50 Lei 6.843,28 Lei
Livrare gratuita la 5 produse comandate
-26%
Cumpara ieftin Server Dell PowerEdge R630, 8 Bay 2.5 inch, 2 Procesoare, Intel 18 Core Xeon E5-2697 v4 2.3 GHz; 256 GB DDR4 ECC; 2 x 1.2 TB HDD SAS; 12 Luni Garantie

Server Dell PowerEdge R630, 8 Bay 2.5 inch, 2 Procesoare, Intel 18 Core Xeon E5-2697 v4 2.3 GHz; 256 GB DDR4 ECC; 2 x 1.2 TB HDD SAS; 12 Luni Garantie

9.988,43 Lei 7.360,82 Lei
Livrare gratuita la 5 produse comandate
-26%
Cumpara ieftin Server Dell PowerEdge R730xd 12 Bay 3.5 inch, 2 Procesoare, Intel 8 Core Xeon E5-2620 v4 2.1 GHz; 32 GB DDR4 ECC; 4 x 1.92 TB SSD ENTERPRISE NOU; 1 An

Server Dell PowerEdge R730xd 12 Bay 3.5 inch, 2 Procesoare, Intel 8 Core Xeon E5-2620 v4 2.1 GHz; 32 GB DDR4 ECC; 4 x 1.92 TB SSD ENTERPRISE NOU; 1 An

15.332,27 Lei 11.298,87 Lei
Livrare gratuita la 5 produse comandate
-26%
Cumpara ieftin Server Dell PowerEdge R730, 8 Bay 2.5 inch, 2 Procesoare, Intel 12 Core Xeon E5-2680 v3 2.5 GHz; 128 GB DDR4 ECC; 4 x 3.84 TB SSD ENTERPRISE NOU; 12 L

Server Dell PowerEdge R730, 8 Bay 2.5 inch, 2 Procesoare, Intel 12 Core Xeon E5-2680 v3 2.5 GHz; 128 GB DDR4 ECC; 4 x 3.84 TB SSD ENTERPRISE NOU; 12 L

24.109,13 Lei 17.765,86 Lei
Livrare gratuita la 5 produse comandate
-26%
Cumpara ieftin Server Dell PowerEdge R630, 8 Bay 2.5 inch, 2 Procesoare, Intel 18 Core Xeon E5-2697 v4 2.3 GHz; 64 GB DDR4 ECC; 4 x 480 GB SSD ENTERPRISE NOU; 1 An G

Server Dell PowerEdge R630, 8 Bay 2.5 inch, 2 Procesoare, Intel 18 Core Xeon E5-2697 v4 2.3 GHz; 64 GB DDR4 ECC; 4 x 480 GB SSD ENTERPRISE NOU; 1 An G

10.810,04 Lei 7.966,50 Lei
Livrare gratuita la 5 produse comandate
-26%
Cumpara ieftin Server Dell PowerEdge R730xd 12 Bay 3.5 inch, 2 Procesoare, Intel 12 Core Xeon E5-2680 v3 2.5 GHz; 128 GB DDR4 ECC; 4 x 480 GB SSD ENTERPRISE NOU; 12

Server Dell PowerEdge R730xd 12 Bay 3.5 inch, 2 Procesoare, Intel 12 Core Xeon E5-2680 v3 2.5 GHz; 128 GB DDR4 ECC; 4 x 480 GB SSD ENTERPRISE NOU; 12

9.942,71 Lei 7.326,92 Lei
Livrare gratuita la 5 produse comandate
-26%
Cumpara ieftin Server Dell PowerEdge R630, 8 Bay 2.5 inch, 2 Procesoare, Intel 20 Core Xeon E5-2698 v4 2.2 GHz; 256 GB DDR4 ECC; 2 x 2 TB SSD SAMSUNG EVO NOU; 12 Lun

Server Dell PowerEdge R630, 8 Bay 2.5 inch, 2 Procesoare, Intel 20 Core Xeon E5-2698 v4 2.2 GHz; 256 GB DDR4 ECC; 2 x 2 TB SSD SAMSUNG EVO NOU; 12 Lun

13.274,88 Lei 9.782,41 Lei
Livrare gratuita la 5 produse comandate
-26%
Cumpara ieftin Server Dell PowerEdge R730, 8 Bay 2.5 inch, 2 Procesoare, Intel 8 Core Xeon E5-2620 v4 2.1 GHz; 128 GB DDR4 ECC; 2 x 200 GB SSD ENTERPRISE; 12 Luni Ga

Server Dell PowerEdge R730, 8 Bay 2.5 inch, 2 Procesoare, Intel 8 Core Xeon E5-2620 v4 2.1 GHz; 128 GB DDR4 ECC; 2 x 200 GB SSD ENTERPRISE; 12 Luni Ga

6.498,94 Lei 4.788,94 Lei
Livrare gratuita la 5 produse comandate
-26%
Cumpara ieftin Server Dell PowerEdge R730xd 12 Bay 3.5 inch, 2 Procesoare, Intel 8 Core Xeon E5-2620 v4 2.1 GHz; 32 GB DDR4 ECC; 4 x 2 TB SSD SAMSUNG EVO NOU; 12 Lun

Server Dell PowerEdge R730xd 12 Bay 3.5 inch, 2 Procesoare, Intel 8 Core Xeon E5-2620 v4 2.1 GHz; 32 GB DDR4 ECC; 4 x 2 TB SSD SAMSUNG EVO NOU; 12 Lun

10.516,90 Lei 7.749,54 Lei
Livrare gratuita la 5 produse comandate
-26%
Cumpara ieftin Server Dell PowerEdge R730xd 12 Bay 3.5 inch, 2 Procesoare, Intel 8 Core Xeon E5-2620 v4 2.1 GHz; 64 GB DDR4 ECC; 2 x 1 TB SSD SAMSUNG EVO NOU; 12 Lun

Server Dell PowerEdge R730xd 12 Bay 3.5 inch, 2 Procesoare, Intel 8 Core Xeon E5-2620 v4 2.1 GHz; 64 GB DDR4 ECC; 2 x 1 TB SSD SAMSUNG EVO NOU; 12 Lun

6.707,36 Lei 4.942,62 Lei
Livrare gratuita la 5 produse comandate
-26%
Cumpara ieftin Server Dell PowerEdge R730xd 12 Bay 3.5 inch, 2 Procesoare, Intel 10 Core Xeon E5-2660 v3 2.6 GHz; 128 GB DDR4 ECC; 4 x 200 GB SSD ENTERPRISE; 12 Luni

Server Dell PowerEdge R730xd 12 Bay 3.5 inch, 2 Procesoare, Intel 10 Core Xeon E5-2660 v3 2.6 GHz; 128 GB DDR4 ECC; 4 x 200 GB SSD ENTERPRISE; 12 Luni

6.602,48 Lei 4.865,78 Lei
Livrare gratuita la 5 produse comandate
-26%
Cumpara ieftin Server Dell PowerEdge R730xd 12 Bay 3.5 inch, 2 Procesoare, Intel 10 Core Xeon E5-2660 v3 2.6 GHz; 64 GB DDR4 ECC; 4 x 3.84 TB SSD ENTERPRISE NOU; 12

Server Dell PowerEdge R730xd 12 Bay 3.5 inch, 2 Procesoare, Intel 10 Core Xeon E5-2660 v3 2.6 GHz; 64 GB DDR4 ECC; 4 x 3.84 TB SSD ENTERPRISE NOU; 12

23.225,66 Lei 17.114,98 Lei
Livrare gratuita la 5 produse comandate
-26%
Cumpara ieftin Server Dell PowerEdge R730, 8 Bay 2.5 inch, 2 Procesoare, Intel 8 Core Xeon E5-2630 v3 2.4 GHz; 64 GB DDR4 ECC; 4 x 2 TB SSD SAMSUNG EVO NOU; 12 Luni

Server Dell PowerEdge R730, 8 Bay 2.5 inch, 2 Procesoare, Intel 8 Core Xeon E5-2630 v3 2.4 GHz; 64 GB DDR4 ECC; 4 x 2 TB SSD SAMSUNG EVO NOU; 12 Luni

11.331,79 Lei 8.350,70 Lei
Livrare gratuita la 5 produse comandate
-26%
Cumpara ieftin Server Dell PowerEdge R730, 8 Bay 2.5 inch, 2 Procesoare, Intel 18 Core Xeon E5-2697 v4 2.3 GHz; 64 GB DDR4 ECC; 4 x 480 GB SSD ENTERPRISE NOU; 1 An G

Server Dell PowerEdge R730, 8 Bay 2.5 inch, 2 Procesoare, Intel 18 Core Xeon E5-2697 v4 2.3 GHz; 64 GB DDR4 ECC; 4 x 480 GB SSD ENTERPRISE NOU; 1 An G

10.555,90 Lei 7.778,92 Lei
Livrare gratuita la 5 produse comandate
-26%
Cumpara ieftin Server Dell PowerEdge R730xd 12 Bay 3.5 inch, 2 Procesoare, Intel 8 Core Xeon E5-2630 v3 2.4 GHz; 256 GB DDR4 ECC; 2 x 1.92 TB SSD ENTERPRISE NOU; 12

Server Dell PowerEdge R730xd 12 Bay 3.5 inch, 2 Procesoare, Intel 8 Core Xeon E5-2630 v3 2.4 GHz; 256 GB DDR4 ECC; 2 x 1.92 TB SSD ENTERPRISE NOU; 12

12.438,48 Lei 9.166,56 Lei
Livrare gratuita la 5 produse comandate
-26%
Cumpara ieftin Server Dell PowerEdge R630, 8 Bay 2.5 inch, 2 Procesoare, Intel 20 Core Xeon E5-2698 v4 2.2 GHz; 128 GB DDR4 ECC; 4 x 7.6 TB SSD ENTERPRISE NOU; 12 Lu

Server Dell PowerEdge R630, 8 Bay 2.5 inch, 2 Procesoare, Intel 20 Core Xeon E5-2698 v4 2.2 GHz; 128 GB DDR4 ECC; 4 x 7.6 TB SSD ENTERPRISE NOU; 12 Lu

45.383,63 Lei 33.443,48 Lei
Livrare gratuita la 5 produse comandate
-26%
Cumpara ieftin Server Dell PowerEdge R730, 8 Bay 2.5 inch, 2 Procesoare, Intel 20 Core Xeon E5-2698 v4 2.2 GHz; 64 GB DDR4 ECC; 2 x 3.84 TB SSD ENTERPRISE NOU; 1 An

Server Dell PowerEdge R730, 8 Bay 2.5 inch, 2 Procesoare, Intel 20 Core Xeon E5-2698 v4 2.2 GHz; 64 GB DDR4 ECC; 2 x 3.84 TB SSD ENTERPRISE NOU; 1 An

16.504,85 Lei 12.162,19 Lei
Livrare gratuita la 5 produse comandate
-26%
Cumpara ieftin Server Dell PowerEdge R630, 8 Bay 2.5 inch, 2 Procesoare, Intel 10 Core Xeon E5 2666 v3 2.9 GHz; 128 GB DDR4 ECC; 4 x 480 GB SSD ENTERPRISE NOU; 12 Lu

Server Dell PowerEdge R630, 8 Bay 2.5 inch, 2 Procesoare, Intel 10 Core Xeon E5 2666 v3 2.9 GHz; 128 GB DDR4 ECC; 4 x 480 GB SSD ENTERPRISE NOU; 12 Lu

11.074,95 Lei 8.160,86 Lei
Livrare gratuita la 5 produse comandate
-26%
Cumpara ieftin Server Dell PowerEdge R730xd 12 Bay 3.5 inch, 2 Procesoare, Intel 12 Core Xeon E5 2690 v3 2.6 GHz; 128 GB DDR4 ECC; 2 x 1.92 TB SSD ENTERPRISE NOU; 12

Server Dell PowerEdge R730xd 12 Bay 3.5 inch, 2 Procesoare, Intel 12 Core Xeon E5 2690 v3 2.6 GHz; 128 GB DDR4 ECC; 2 x 1.92 TB SSD ENTERPRISE NOU; 12

11.045,37 Lei 8.139,39 Lei
Livrare gratuita la 5 produse comandate
-26%
Cumpara ieftin Server Dell PowerEdge R730, 8 Bay 2.5 inch, 2 Procesoare, Intel 8 Core Xeon E5-2620 v4 2.1 GHz; 256 GB DDR4 ECC; 2 x 500 GB SSD SAMSUNG EVO NOU; 12 Lu

Server Dell PowerEdge R730, 8 Bay 2.5 inch, 2 Procesoare, Intel 8 Core Xeon E5-2620 v4 2.1 GHz; 256 GB DDR4 ECC; 2 x 500 GB SSD SAMSUNG EVO NOU; 12 Lu

8.686,76 Lei 6.401,45 Lei
Livrare gratuita la 5 produse comandate
-26%
Cumpara ieftin Server Dell PowerEdge R730, 8 Bay 2.5 inch, 2 Procesoare, Intel 10 Core Xeon E5 2666 v3 2.9 GHz; 128 GB DDR4 ECC; 2 x 500 GB SSD SAMSUNG EVO NOU; 12 L

Server Dell PowerEdge R730, 8 Bay 2.5 inch, 2 Procesoare, Intel 10 Core Xeon E5 2666 v3 2.9 GHz; 128 GB DDR4 ECC; 2 x 500 GB SSD SAMSUNG EVO NOU; 12 L

7.102,71 Lei 5.234,16 Lei
Livrare gratuita la 5 produse comandate
-26%
Cumpara ieftin Server Dell PowerEdge R730xd 12 Bay 3.5 inch, 2 Procesoare, Intel 12 Core Xeon E5-2680 v3 2.5 GHz; 256 GB DDR4 ECC; 4 x 960 GB SSD ENTERPRISE NOU; 12

Server Dell PowerEdge R730xd 12 Bay 3.5 inch, 2 Procesoare, Intel 12 Core Xeon E5-2680 v3 2.5 GHz; 256 GB DDR4 ECC; 4 x 960 GB SSD ENTERPRISE NOU; 12

12.379,31 Lei 9.122,49 Lei
Livrare gratuita la 5 produse comandate
-26%
Cumpara ieftin Server Dell PowerEdge R730, 8 Bay 2.5 inch, 2 Procesoare, Intel 18 Core Xeon E5-2697 v4 2.3 GHz; 64 GB DDR4 ECC; 2 x 3.84 TB SSD ENTERPRISE NOU; 12 Lu

Server Dell PowerEdge R730, 8 Bay 2.5 inch, 2 Procesoare, Intel 18 Core Xeon E5-2697 v4 2.3 GHz; 64 GB DDR4 ECC; 2 x 3.84 TB SSD ENTERPRISE NOU; 12 Lu

15.699,37 Lei 11.568,94 Lei
Livrare gratuita la 5 produse comandate
-26%
Cumpara ieftin Server Dell PowerEdge R730, 8 Bay 2.5 inch, 2 Procesoare, Intel 8 Core Xeon E5-2630 v3 2.4 GHz; 32 GB DDR4 ECC; 4 x 7.6 TB SSD ENTERPRISE NOU; 1 An Ga

Server Dell PowerEdge R730, 8 Bay 2.5 inch, 2 Procesoare, Intel 8 Core Xeon E5-2630 v3 2.4 GHz; 32 GB DDR4 ECC; 4 x 7.6 TB SSD ENTERPRISE NOU; 1 An Ga

41.428,86 Lei 30.529,21 Lei
Livrare gratuita la 5 produse comandate
-26%
Cumpara ieftin Server Dell PowerEdge R730, 8 Bay 2.5 inch, 2 Procesoare, Intel 12 Core Xeon E5-2680 v3 2.5 GHz; 32 GB DDR4 ECC; 2 x 1.92 TB SSD ENTERPRISE NOU; 12 Lu

Server Dell PowerEdge R730, 8 Bay 2.5 inch, 2 Procesoare, Intel 12 Core Xeon E5-2680 v3 2.5 GHz; 32 GB DDR4 ECC; 2 x 1.92 TB SSD ENTERPRISE NOU; 12 Lu

10.251,99 Lei 7.555,18 Lei
Livrare gratuita la 5 produse comandate
-26%
Cumpara ieftin Server Dell PowerEdge R730, 8 Bay 2.5 inch, 2 Procesoare, Intel 8 Core Xeon E5-2620 v4 2.1 GHz; 64 GB DDR4 ECC; 2 x 1 TB SSD SAMSUNG EVO NOU; 12 Luni

Server Dell PowerEdge R730, 8 Bay 2.5 inch, 2 Procesoare, Intel 8 Core Xeon E5-2620 v4 2.1 GHz; 64 GB DDR4 ECC; 2 x 1 TB SSD SAMSUNG EVO NOU; 12 Luni

7.276,17 Lei 5.361,85 Lei
Livrare gratuita la 5 produse comandate
-26%
Cumpara ieftin Server Dell PowerEdge R730, 8 Bay 2.5 inch, 2 Procesoare, Intel 10 Core Xeon E5 2666 v3 2.9 GHz; 32 GB DDR4 ECC; 2 x 500 GB SSD SAMSUNG EVO NOU; 12 Lu

Server Dell PowerEdge R730, 8 Bay 2.5 inch, 2 Procesoare, Intel 10 Core Xeon E5 2666 v3 2.9 GHz; 32 GB DDR4 ECC; 2 x 500 GB SSD SAMSUNG EVO NOU; 12 Lu

6.385,98 Lei 4.706,45 Lei
Livrare gratuita la 5 produse comandate
-26%
Cumpara ieftin Server Dell PowerEdge R730, 8 Bay 2.5 inch, 2 Procesoare, Intel 8 Core Xeon E5-2620 v4 2.1 GHz; 128 GB DDR4 ECC; 4 x 500 GB SSD SAMSUNG EVO NOU; 12 Lu

Server Dell PowerEdge R730, 8 Bay 2.5 inch, 2 Procesoare, Intel 8 Core Xeon E5-2620 v4 2.1 GHz; 128 GB DDR4 ECC; 4 x 500 GB SSD SAMSUNG EVO NOU; 12 Lu

8.107,20 Lei 5.974,31 Lei
Livrare gratuita la 5 produse comandate
-26%
Cumpara ieftin Server Dell PowerEdge R730xd 12 Bay 3.5 inch, 2 Procesoare, Intel 18 Core Xeon E5-2697 v4 2.3 GHz; 128 GB DDR4 ECC; 4 x 960 GB SSD ENTERPRISE NOU; 12

Server Dell PowerEdge R730xd 12 Bay 3.5 inch, 2 Procesoare, Intel 18 Core Xeon E5-2697 v4 2.3 GHz; 128 GB DDR4 ECC; 4 x 960 GB SSD ENTERPRISE NOU; 12

12.059,27 Lei 8.886,32 Lei
Livrare gratuita la 5 produse comandate

Cautari similare


Linkuri utile

Istoricul tau de navigare

  • Beyond the Shadows
  • Codul lui Alexandru - Will Adams
  • Husa Personalizata ALLVIEW A6 \ C6 Duo And forever
  • Condensator Polipropilenă DC-Link 5uF THT
Continut

Magazine.Okazii.ro

  • Acces la mii de cumparatori
  • Fara limita de produse puse in vanzare
  • Platesti doar daca vinzi
Deschide-ti magazin - Okazii.ro