AV equipment maker Yamaha has introduced two new models as part of its AV receiver line, the RX-V473 and RX-V573, which now both add AirPlay compatibility with iOS and other AirPlay devices. The new models also offer up to 4K resolution video pass-through, four HDMI inputs, 3D video and front-panel USB input. While both offer 115 watts per channel, the V573 is a 7.1-channel model, while the V473 is a 5.1-channel model.
