As one of its daily deals, Best Buy offers the Pioneer 560-watt 7.1-Channel 3D Network Receiver, model no. VSX-1023-K, for $249.99 with free shipping. That's $99 under our March mention and tied as the lowest total price we've seen for this system. (It's also a current low by $149.) It features 80 watts of power output through seven channels at a frequency range of 20Hz to 20kHz (or 140 watts of power output at a frequency of 1kHz), AirPlay and HTC Connect compatibility, Pandora streaming, Ethernet, six HDMI inputs, and one HDMI output. Deal ends today.