2 Towers, 1 center, and a 12" Sub. These are not their cheaper models. We are moving and it won't fit where we are going. This is a great sounding system. It's a 3.1 now but add rear speakers and have full surround. To be honest, 3.1 is more than enough. It's hooked up right now so you can test first if you like:
Klipsch R-820F Towers
Woofers: Dual 8-inch copper-spun IMG (Injection Molded Graphite) cones.
Tweeter: 1-inch aluminum compression driver mated to a 90° x 90° square Tractrix Horn.
Power Handling: 150 Watts RMS continuous power, with a peak handling of 600 Watts.Impedance: 8 Ohms compatible, meaning they work easily with almost any standard home theater AV receiver
Center Channel: Klipsch Reference R-34C.
90° x 90° Tractrix® horn with 1" LTS (Linear Travel Suspension) aluminum diaphragm tweeter
four 3-1/2" copper spun IMG woofers
bass-reflex enclosure with dual forward-firing Tractrix® ports
removable grille offers a clean, streamlined look
dual gold-plated binding post
Klipsch R-120SW Subwoofer,
12" high excursion spun-copper Imp woofer
29 hertz – 120 hertz plus /- 3 dB
400 watt
Max acoustic output 116dB
Bass-reflex via rear firing port. Amplifier power (control/peak): 200 watts/400 watts
Output wattage: 200 watt
Onkyo TX-SR373
Channels: 5.2 (supports up to 5 speakers and 2 subwoofers).Power Output: 135 W/Ch (6 Ω, 1 kHz, 1% THD, 1 Channel Driven) or 80 W/Ch (8 Ω, 20 Hz–20 kHz, 0.08% THD, 2 Channels Driven).Video Support: 4K/60Hz, HDR10, BT.2020, and HDCP 2.2.Audio Decoders: Dolby TrueHD, DTS-HD Master Audio, Dolby Digital Plus, and DTS.Connectivity: 4 HDMI inputs, 1 HDMI output (with ARC); 1 optical and 1 coaxial digital input; Bluetooth with Qualcomm aptX; and front-panel USB