This combo features a slim profile and minimalist design, with low-profile keys for a laptop-like typing experience and whisper-quiet keys and a 90% noise-reduced mouse for a quiet typing experience. The combo also includes a long battery life and an easy plug-and-play 2.4GHz USB receiver for a reliable, hassle-free experience. The price drops from $39.97 to just $25.81. Shipping is free for over $35 or adds $6.99.