eBay has the Harman Kardon HKTS 15 5.1 Home Theater Speaker System for $150 with free shipping. Retail price: $649. Features 35Hz - 20kHz frequency response (-6dB), 8 ohm nominal impedence, 86dB at 1W,10" woofer, center channel has dual 3" drivers.
Amazon has the Mighty Rock Touch Bluetooth Portable Speaker (Black, 5110) for $25.99 - $6 off with coupon 7FO2S6TU = $20 with free shippin on $35+. List price: $60. Features dual drivers, a passive subwoofer, Bluetooth 4.0, a microphone.
Has excellent Amazon Reviews.
Walmart has the VIZIO SmartCast 70" Class E-Series 4K Ultra HD Smart, LED Home Theater Display refurbished for $700 with free in-store pickup or $50 shipping. Retail Price: $1300. Features 3840x2160 (4K UHD), 120Hz refresh rate, 2 x 10W speakers, Built-in Wi-Fi, Built-in Google Chromecast, 4 x HDMI, 1 x USB.