alaTest has collected and analyzed 32 user reviews of Syba USB Numeric Keypad with 19 Keys + Space Bar for Laptops (Manufacturer Part # CL-USB-NUMSPC) from Amazon.com. The average user rating for this product is 4.3/5, compared to an average user rating of 4.0/5 for other products in the same category on Amazon.com. Opinions about the design and size are overall positive. The usability and durability are also mentioned favorably.