Real and complex numbers calculated to 14-digit accuracy and displayed with 10 digits plus a 2-digit exponent. Graphs 10 rectangular functions, 6 parametric expressions, 6 polar expressions, and 3 recursively-defined sequences. Up to 10 graphing functions defined, saved, graphed, and analyzed at one time.

Sequence graphing mode shows time series plot, cobweb/stair-step plot, and phase plots. User-defined list names. Lists store up to 999 elements. 14 interactive zoom features. Numeric evaluations given in table format for all graphing modes.

Interactive analysis of function values, roots, maximums, minimums, integrals, and derivatives. 7 different graph styles for differentiating the look of each graph drawn. Horizontal and vertical split- screen options. Stores up to 10 - 50x50 matrices.

Matrix operations including inverse, determinant, transpose, augment, reduced row echelon form, and elementary row operations. Convert matrices to lists and vice-versa. List-based one- and two-variable statistical analysis, including logistic, sinusoidal, median-median, linear, logarithmic, exponential, power, quadratic polynomial, cubic polynomial, and quartic polynomial regression models.

3 statistical plot definitions for scatter plots, xy-line plots, histograms, regular and modified box-and-whisker plots, and normal probability plots. Advanced statistics features including 9 hypothesis testing functions, 6 confidence interval functions, and one-way analysis of variance..Features: 200+ functions, multi-line display.

Apple-designed dynamic driver provides high-fidelity audio

Gorgeous 8.3-inch Liquid Retina display with True Tone - A15 Bionic chip with Neural Engine

12MP Wide back camera, 12MP Ultra Wide front camera with Center Stage

Stay connected with ultrafast Wi-Fi 6 - Up to 256GB storage - Comes in 4 colors

Up to 10 hours of battery life - Touch ID for secure authentication and Apple Pay

USB-C connector for charging and accessories - Supports Apple Pencil (2nd generation)

6.7inch Super Retina XDR display. ProMotion technology. Always-On display. Titanium with textured matte glass back. Action button

Dynamic Island. A magical way to interact with iPhone. A17 Pro chip with 6-core GPU

Pro camera system. 48MP Main | Ultra Wide| Telephoto. Super-high-resolution photos (24MP and 48MP). Next-generation portraits with Focus and Depth Control. Up to 10x optical zoom range

Emergency SOS via satellite. Crash Detection. Roadside Assistance via satellite

Up to 29 hours video playback. USB-C, Supports USB 3 for up to 20x faster transfers. Face ID

Brilliant 4K picture quality: Stream in HD, 4K, and HDR with sharp resolution and vivid color optimized for your TV

Smooth wireless streaming: Now featuring dual-band wireless, enjoy a smooth streaming experience with faster wireless performance, even with multiple devices connected to your network

No more juggling remotes: Power up your TV, adjust the volume, mute, and control your Roku device all with one remote

Convenient voice control: Use your voice to quickly search across channels, turn captions on, and more in a touch

Upgrade to Roku streaming: All of your favorite channels, like HBO Max, Netflix, YouTube, and Prime Video, are front and center on the customizable home screen, plus your device is always getting better with automatic updates

Simple setup: It’s easy to get started with everything you need included in the box, including a Premium HDMI Cable-just plug it in and connect to the internet

Save money, stream big: Watch what you love, including a massive selection of free and live TV, including 150+ Live TV channels free on The Roku Channel-it’s great for streaming TV and cutting cable

Works with popular voice assistants: Enjoy easy voice control with Siri, Alexa, or Hey Google

Share it with Apple AirPlay: Effortlessly share videos, photos, music, and more from your Apple devices to your TV

Included components: Roku Express 4K+ Streaming Player; Power source type: Corded Electric; Connectivity technology: Wi-Fi

Gorgeous 10.2-Inch Retina Display - A12 Bionic Chip with Neural Engine

8MP Back Camera, 1.2MP FaceTime HD Front Camera - Stereo Speakers

802.11AC Wi-Fi 5 - Lightning Connector for Charging & More Accessories

Up to 10 Hours of Battery Life/Charge - Touch ID Fingerprint Sensor

Support for Smart Keyboard and Apple Pencil (1st Generation)

Get the most out of the moment with iconic Ray-Ban style and technology by Meta. Now featuring frames for a broader range of face shapes.

Never miss a beat—ask Meta AI to take photos or videos, unearth information, create clever image captions or check out FAQ’s.

Video call hands-free and share your POV so others can feel like they’re right there with you whether you’re cooking, watching a game or sharing core memories.

Capture your world with an updated camera and built-in edit features. Take high-quality photos and videos hands free or livestream your point of view.

Discreet open-ear speakers let you enjoy rich audio quality, music and calls without losing the ambient sounds of your surroundings.

Match your style and vision needs with high-performance lenses that offer advanced clarity, comfort and 100% UVA & UVB protection. Available in prescription and as sun, clear, polarized and/or TransitionsⓇ lenses.

Compact, lightweight handheld system

Available in a range of fun colors

Online and local wireless multiplayer

Nintendo Switch is the home of Mario & friends

Advanced Wireless Connectivity: Experience seamless gaming with the HyperX Cloud III, a 2.4GHz wireless gaming headset that operates on a reliable 2.4GHz frequency. Compatible with PlayStation 5, Nintendo Switch, and PC, this wireless headset ensures uninterrupted gameplay. This is an ideal gamer headphones with mic noise cancellation.

Immersive Audio Experience: Equipped with dynamic 53mm drivers and Neodymium magnets, these gaming headphones deliver crisp, clear sound. The DTS Headphone:X technology enhances spatial awareness, making this the perfect PlayStation 5 headset or PS4 headset with mic for an immersive audio experience

Comfort and Durability: The HyperX Cloud III PC gaming headset features memory foam ear cushions and a durable frame made from steel and aluminum provide long-lasting comfort and resilience. This PC headphones provide long-lasting comfort during extended gaming sessions, making it a top choice for gamers using wireless headphones gaming

Crystal Clear Communication: Communicate clearly with the built-in 10mm microphone and onboard audio controls. This ps4 headset with mic provides noise cancellation, ensuring your voice is heard clearly, whether you're coordinating with teammates or chatting with friends.

Versatile Compatibility: This wireless gaming headset is PlayStation-licensed and works seamlessly with PS5, PS4, Nintendo Switch, and PC. The USB Type-A connection ensures easy setup, making it an ideal wireless headset for computer gaming and console use

This pre-owned product is not Apple certified, but has been professionally inspected, tested and cleaned by Amazon-qualified suppliers.

There will be no visible cosmetic imperfections when held at an arm’s length. There will be no visible cosmetic imperfections when held at an arm’s length.

This product will have a battery which exceeds 80% capacity relative to new.

Accessories will not be original, but will be compatible and fully functional. Product may come in generic Box.

This product is eligible for a replacement or refund within 90 days of receipt if you are not satisfied.