The Harman Kardon HK 3770 2-Channel Network Receiver delivers powerful stereo performance in a compact design. This receiver features 2-channel speaker output and delivers up to 120W per channel and features a subwoofer output. Integrated Bluetooth technology allows you stream audio from other Bluetooth-enabled devices such as smartphones and tablets. Built-in Ethernet connectivity allows you to use DLNA technology to connect to your home network for sharing content such as music, photos, and videos. You can also use this receiver's Internet connectivity to access Internet streaming radio. The built-in digital AM and FM tuner allows you to listen to free over-the-air content; AM and FM antennas are included.