Newegg offers the Netgear ProSafe 5-Port Ethernet Switch, model no. FS105, for $4 with free shipping via the instructions below. That's a buck under our mention from last month and the lowest total price we've seen. (It's the best deal now by $6, although most merchants charge at least $20.) It features five Ethernet ports and carries a lifetime warranty. Rebate expires March 31. To get this deal:

1. Add the Netgear 5-Port Ethernet Switch to your cart for $19.80
2. apply coupon code "EMCEHFK24" to cut the price to $13.99
3. redeem this $10 mail-in rebate for a final price of $3.99