Onkyo TXSR393B 5.2-Channel 155 W A/V ReceiverPremiere Dolby Atmos and DTS: X sound at home with the Onkyo TX SR393. Choose a speaker layout to suit your room, from a space saving 2. 1 ch setup enhanced with 3D surround sound courtesy Dolby Atmos Height Virtualizer* or DTS Virtual: X to a 3. 2. 2 ch system for native object audio playback. Whatever way you play it, dynamic power is ready to thrill thanks to authentic high current analog amps backed by a thumping custom transformer. For true to