Woot offers Redragon BK7366 Wired Keyboard for $7.99 (reg. $24.99) free shipping with Amazon Prime. 

Product Description:
USB Wired Connection：The USB wired keyboard is super easy to use, works instantly with any USB device, no drivers required, no interference to interrupt the connection, no need to charge or drain batteries.
 

• 【𝐔𝐒𝐁 𝐖𝐢𝐫𝐞𝐝 𝐂𝐨𝐧𝐧𝐞𝐜𝐭𝐢𝐨𝐧】This USB wired keyboard is very simple to use and works instantly with any USB device, no drivers required, no interference with the connection, no charging or power consumption.
• 【𝐌𝐮𝐥𝐭𝐢-𝐟𝐮𝐧𝐜𝐭𝐢𝐨𝐧 𝐂𝐨𝐦𝐩𝐮𝐭𝐞𝐫 𝐊𝐞𝐲𝐛𝐨𝐚𝐫𝐝】This multimedia USB PC keyboard comes with a numeric keypad, 10 independent shortcut keys, and 12 multimedia combination keys (including video, volume, Internet, email, etc.), which can enhance your workflow and simplify the way you use your computer.
• 【𝐒𝐩𝐥𝐚𝐬𝐡𝐩𝐫𝐨𝐨𝐟】Our USB waterproof keyboard uses a well-designed sealed membrane circuit to prevent accidental splashing. The waterproof effect is good, no need to worry about coffee or tea spilling on the keyboard.
• 【𝐀𝐝𝐣𝐮𝐬𝐭𝐚𝐛𝐥𝐞 𝐅𝐞𝐞𝐭】This office keyboard is equipped with flip-up feet that can be adjusted at an angle to support your hands in a more ergonomic way, relieve fatigue, and ensure a comfortable typing experience. Smoother operation, better finger pressure, faster typing
• 【𝐒𝐭𝐫𝐨𝐧𝐠 𝐜𝐨𝐦𝐩𝐚𝐭𝐢𝐛𝐢𝐥𝐢𝐭𝐲】Plug and play USB computer keyboard, no driver or software required. Perfect for Windows 11/10/8/7/XP, Mac OS and Windows VISTA.
• 【𝟐𝟒 𝐌𝐨𝐧𝐭𝐡𝐬 𝐖𝐚𝐫𝐫𝐚𝐧𝐭𝐲】The BK7366 wired Keyboard provide 24 months warranty, even after the Amazon return period, if you have any questions, we will reply you within 24 hours and help you until solve all questions