Serial (RS-232) Computer Modems
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- Brand New · Unbranded$310.00Free shipping31 watching
- Pre-Owned · Black Box$19.99or Best Offer$4.89 shipping
- Pre-Owned · MultiTech$50.00$22.75 shipping
- Brand New · Sierra Wireless$250.79or Best Offer$13.84 shipping
Open Box · Digi$74.99or Best OfferFree shipping3 watching- $49.99or Best OfferTrending at $51.50Free shipping
- $8.86Free shipping
- Pre-Owned · Hayes$75.00or Best Offer$16.24 shipping16 sold
- $109.99or Best Offer$13.76 shipping
- Pre-Owned · Hayes$32.95or Best Offer$11.71 shipping
- $49.97or Best Offer$17.92 shipping
- Pre-Owned · MultiTech$49.99Free shipping
- $75.00or Best Offer$14.84 shipping8 watching
- Pre-Owned$179.00or Best Offer$33.56 shipping
- Pre-Owned · Sierra Wireless$224.79Was: $249.77was - US $249.77or Best Offer$41.25 shipping
- Brand New · MultiTech$87.18Was: $108.97was - US $108.97or Best OfferFree shipping
- $30.00or Best OfferFree shipping
- $5.00$10.95 shipping2 bids1d 17h
- Open Box · MultiTech$40.00or Best OfferFree shipping
- Open Box · USRobotics$75.00Free shipping
- $19.99or Best OfferFree shipping
- Parts Only · Sierra Wireless$35.00or Best OfferFree shipping5 watching
- Pre-Owned · Sierra Wireless$14.99Free shipping2 watching
- $21.24Was: $24.99was - US $24.99or Best Offer$8.99 shipping
- Brand New · USRobotics$29.99$11.95 shipping0 bids3d 17h
- $31.50Was: $45.00was - US $45.00or Best OfferFree shipping
- $84.99Free shipping
- $79.00$14.84 shipping
- New (Other) · Sierra Wireless$431.93or Best Offer$26.52 shipping
- Brand New · MultiTech$109.99Free shipping
- Pre-Owned · Gateway$30.00or Best Offer$8.00 shipping
- Pre-Owned · Sierra Wireless$22.00or Best Offer$9.91 shipping
- $9.00Free shipping
- $50.00$22.75 shipping
- Pre-Owned · Hayes$19.95or Best Offer$12.95 shipping
- Pre-Owned · Packard Bell$10.99$19.60 shipping
- $23.94Was: $56.99was - US $56.99or Best Offer$9.00 shipping
- Brand New · StarTech$9.65Free shipping
- $18.96$14.95 shipping
- Pre-Owned · MultiTech$98.89or Best OfferFree shipping
- Brand New · MultiTech$9.95$10.00 shipping
- Pre-Owned · Airlink$21.99Free shipping
- $33.24Free shipping
- Brand New · USRobotics$49.99Free shipping
- Pre-Owned · USRobotics$25.00or Best Offer$8.78 shipping
- Brand New · Sierra Wireless$79.99or Best OfferFree shipping
- $21.56Free shipping
- $39.00or Best OfferFree shipping
- Open Box · MultiTech$45.00Free shipping
- Brand New · Sierra$129.99or Best Offer$12.11 shipping
- $19.98Free shipping
- $299.99or Best Offer$39.54 shipping
- Pre-Owned · Motorola$59.99or Best Offer$27.95 shippingOnly 1 left!
- $10.00$11.05 shipping
- $199.00or Best OfferFree shipping
- $58.99or Best Offer$11.95 shipping
- $19.95or Best Offer$16.95 shipping
- Pre-Owned · Sierra Wireless$11.99or Best OfferFree shipping
- Parts Only · Gateway$19.97or Best Offer$9.31 shipping
- Open Box · MultiTech$104.99Was: $149.99was - US $149.99or Best OfferFree shipping
Best selling
- $22.95 New