Below is the info from the Product Detail page for the Model: ELEFC701J from CostCo's site...
The only discernible difference between this unit and the model ELEFW701A, that Walmart is carrying, seems to be in the contrast ratio... Walmart's site claiming it to be 4,000 : 1...
Get into your Element with a LED TV that offers breathtaking clarity and brilliance with the picture and sound. The Element 70-inch 1080p LED HDTV features a built in JBL® high performance 2.1 speaker system and subwoofer which provides you with a superior audio experience with no additional connections required.
Featuring full HD 1080p (1920 x 1080) resolution, for the sharpest picture possible. The powerful LED panel, provides high contrast ratios for deep blacks and vibrant colors, during both dark and bright scenes. Three HDMI inputs allow you to connect your high-def components, like a Blu-ray player, DVD player, or gaming console. A VGA input allows you to turn your TV into a computer monitor, or listen to your favorite MP3s or share JPG format photos by connecting a USB device.
Element is an American company. After many years of hard work and planning, Element is proud to announce that this TV was assembled in the USA. America matters.
The Best Sounding TV. Period.
JBL® sound is found everywhere – from top recording studios and concert venues to millions of homes and cars. The worldwide authority in audio reproduction for more than 60 years, JBL engineers have acoustically tuned the audio system for Element’s display, creating maximum performance from minimal space. The built-in JBL subwoofer and front speaker system unlocks the powerful studio sound for an unprecedented widescreen cinematic experience.
1080p/1080i/720p/480i/480p digital compatibility
Auto Motion 120Hz Refresh Rate
Cable-ready high definition ATSC tuner
Integrated JBL 2.1 sound bar and built-in subwoofer
3D comb filter and de-interlace scanning
Pre-programmed sound controls (bass, treble, balance)
Trilingual on-screen display (English, Spanish, French)
Closed captioning and sleep timer
Includes full-function remote control
Detachable TV stand for easy wall-mounting
Assembled in Detroit
Screen Size: 70" Class (69.5" diagonal)
Resolution: 1920 x 1080
Contrast Ratio: 5,000:1
Brightness: 350 cd/m2
Response Time: 4 ms
Refresh Rate: 120Hz
Viewable Angle (HxV): 176° x 176°
Tuner: ATSC Tuner
Speakers: 2 Built-in Speakers + Subwoofer
Dimensions (with stand): 64.1" W x 41.9" H x 13.4" D
Dimensions (without stand): 61.1" W x 39.4" H x 3.3" D
Weight (with stand): 123.2 lbs.
Weight (without stand): 109.6 lbs.
Warranty: 2 year manufacturer's
1x Component Video
1x Composite Video
1x Coaxial RF
1x VGA (D-sub)
1x USB Port (JPEG and MP3)
1x Digital Coaxial Audio Output