As one of its daily deals, Daily Sale offers the Acoustic Research Wireless AirPlay Speaker, model no. ARAP50, for $39 with free shipping. That's $20 under our March mention and the lowest total price we could find by $10. It uses AirPlay signals to transmit audio from Apple devices and computers and features a 20-watt speaker and USB port.

Note: The countdown timer on the product page does not reflect an actual expiration time and resets daily.