Walmart offers the Monster SoundStage S1 Mini Wireless Speaker for $50. Choose in-store pickup to drop it to $49. That's $37 under our February mention and the lowest price we've seen. (It's the best deal now by $11.) It features both WiFi and Bluetooth connectivity.
Amazon offers the Kingston HyperX Cloud II Gaming Headset in Gun Metal for $73.84$75.01 with free shipping. That's the lowest price we could find by $8. It features a 15Hz to 25kHz frequency response, noise isolating ear cups, detachable microphone, inline volume control, and virtual 7.1 surround sound.