Here is an extremely powerful receiver by Onkyo, the Integra is well known for its robust nature, and how well it can power speakers easily, it can easily power a 7.1 Channel Home Theatre Surround Sound, or you can easily just power your speakers!

• 175 W/Ch, 6 ohms, 1 kHz, I Channel Driven, JEITA
• 90 W/Ch, 8 ohms, 20 Hz—20 kHz, 2 Channel Driven, FTC
• Discrete Output Stages for All Channels
• WRAT—Wide Range Amplifier Technology (5 Hz - 100 kHz)
• Optimum Gain Volume Circuitry
• H.C.P.S.—High Current Power Supply
• Bi-Amping Capability for Music and Movie Sound Effects
• HDMI (Version 1.3a to Support 1080p, Deep Color, x.v.Color, LipSync, Dolby TrueHD, DTS-HD Master Audio, DVD-Audio, Super Audio CD)
• HDMI Video Upscaling (to 1080i) with Faroudja DCDi Edge
• Dolby TrueHD, Dolby Digital Plus, DTS-HD Master Audio, DTS-HD High-Resolution Audio Decoding
• Advanced TI (Aureus) 32-bit Processing DSP Chip
• 192 kHz/24-Bit Audio DACs for All Channels
• Audyssey 2EQ Automatic Room Calibration and Correction
• Audyssey Dynamic EQ for Loudness Correction
• A-Form Listening Mode Memory and IntelliVolume Input Level
• Calibration System
• Music Optimizer for Compressed Music Files
• Independent Crossover Adjustment for F/C/S/SB
• A/V Synchronization Function
• FM/AM Tuner
• IntelliZone for Second Room Playback and Control
• HDMI (4 Inputs and 1 Output)
• HDTV-Capable (720p/1080i) Component Video (2 Inputs and 1 Output)
• Color-Coded 7.1-Multichannel Inputs and Pre Outs
• Assignable Digital Inputs (2 Optical/2 Coaxial) and 1 Digital Output (Optical)
• Front Panel A/V Inputs
• Bi-directional Ethernet & RS232 Port for Control Systems
• Powered Zone 2 and Zone 2 Pre-Out
• 2 IR Inputs and 1 Output
• 3 Unique Assignable IR Code Sets
• 3 Programmable 12V Triggers (with Adjustable Delay)
• Dimensions (W X H X D) - 435 × 173 × 391 mm
• Weight - 11.5 kg