Sony STR-DN850 7.2 Channel 4K AV Receiver (Built-in Wi-fi & Bluetooth) 7.2 Channel 1050W A/V Receiver (150W x 7 at 6 ohms, 1 kHz, THD 0.9%) Optimized components and circuitry for fine-tuned audio response Built-in Wi-Fi with DLNA and Airplay capability