1. DIY Bluetooth Speaker Box Kit Electronic Sound Amplifier – Build Your Own Portable Wood Case Bluetooth Speaker Sound – Science Experiment and STEM Learning for Kids, Teens and Adults
♫【Discover how speakers work】This DIY Bluetooth Speaker allows you to discover how speakers work while building your own. It is easy to assemble and enables kids to explore the world of sound, music and speakers through hands-on activities. Fun and entertaining,It will never go out of style!
♫【Easy to Assemble】No soldering iron, Our Kits include laser-cut wooden components,2pcs Subwoofer 2 inch 4ohm 3w Full Range Speaker,Dual Channel Bluetooth Amplifier Board,clear&simple instructions, It needs to be powered by 4 batteries (not include) when using, and it can be connected to the mobile phone or computer.
♫【DIY Bluetooth Speaker Kit to Build】This product has the latest version, and you can achieve high-quality stereo surround.If you like to DIY,this music speaker kit was the one which you cannot miss!
♫【Perfect Holiday Gift】Perform rewarding science experiments with your family or friends. Perfect Gift for kids ages 7 8 9 10 11 12 13 14 teens.Safety tested, all wooden blocks are made of real wood without chemical finishing. Non-toxic and non-irritating it creates a safe entertainment environment.
♫【NO QUESTION ASKED BEFORE RETURN】Our policy is to make our customers happy. If you are not 100% satisfied, just contact our customer service, we will refund your money. BUY NOW with confidence!
2. The Science of Positive Focus – Master Keys for Reaching Your Next Level – Seminars On Demand Motivational Personal Development Training Video – Speaker Brian Tracy – Includes Streaming Video + DVD + Streaming Audio + MP3 Audio – Works on All Devices
3. The Speaker’s Handbook, Spiral bound Version
4. Bluetooth Speaker, Tribit XSound Go Speaker with 16W Loud Sound & Deeper Bass, 24H Playtime, IPX7 Waterproof, Bluetooth 5.0 TWS Pairing Portable Wireless Speaker for Home, Outdoor (Upgraded)
- KILLER AUDIO: With crystal highs, crisp mids and rich bass, XSound Go creates an immersive listening experience unlike any other. State of the art bass radiators and dual 8W power drivers deliver shocking sound without distortion even at maximum volume.
- EXTREME WATERPROOFING: Pool parties? Definitely. Lounging on the beach? Absolutely. Singing in the shower? You bet! This waterproof speaker is perfect for all sorts of summer fun.
- SLEEK & SOPHISTICATED: Tribit XSound Go is as stylish as they come. Curved edges and a matte finish offer a modern touch, the compact design maximizes portability. Toss it in a backpack, stick in in your purse, or carry it around with the attached strap.
- ALL DAY PLAY: Keep the music pumping all day (and all night) long. The powerful lithium ion battery guarantees up to 24 hours of continuous use! You’ll be able to enjoy your favorite songs whenever (and wherever) you please.
- WIRELESS CONNECTION: Don’t let cords tie you down. Premium bluetooth 5.0 technology effortlessly connects to all of your bluetooth-enabled devices up to 100ft range. Press and hold the multifunction button to access the voice input for Siri and Google Now.
5. Fluance RT80 Classic High Fidelity Vinyl Turntable Record Player with Audio Technica AT91 Cartridge, Belt Drive, Built-in Preamp, Adjustable Counterweight, Solid Wood Plinth – Piano Black
- Premium components allow this high fidelity belt driven turntable to produce a pure analog listening experience that recreates the performance the way the artist intended
- High performance Audio Technica cartridge produces outstanding clarity. The diamond tipped stylus is designed to track your record grooves with precision & accuracy for high definition audio
- Perfect playback using the balanced aluminum S-Type tonearm ensures the stylus is rested deep in your record’s groove, producing every audio detail indistinguishable from the original recording
- Each turntable is beautifully crafted with thick, engineered wood, incorporating isolation feet & an aluminum platter which results in superior isolation from unwanted vibrations
- Captivating signal clarity is produced with a high quality Texas Instruments preamp, ground terminal and gold plated RCA line outputs that ensures warm, true sound
6. JILERWEAR Multi-Function Music Tesla Coil Speaker, Wireless Transmission Lighting, Science and Education Experimental Products, Tesla Coil Audio Player and Long Arc DIY Gift Kit
- ✅【MULTI FUNCTION】：The body is small, but the energy is amazing. It can be connected to Bluetooth to play music. The arc can beat with the music, and it can also adjust the energy and frequency. This Tesla music box doesn’t have to worry about safety problems. Some of the heat emission is normal. It is also a good choice as a science education product.
- ✅【EXQUISITELY MADE】: The shell is made of high-density and transparent acrylic plastic, the interior is made of precision circuit board and diode, detachable, gramophone style, which is a surprise for friends and relatives as a gift.
- ✅【SIMPLE OPERATION】: You can experience it by turning on the switch without grounding. It comes with two color diodes. You can light the light bulb, diode and led in your hand in a wireless way to experience the magic of Tesla coil.
- ✅【BRING FUN】: Plasma speakers can play music, can bring topic, as your desk furnishings very attractive eyes, catch the interest of friends.
- ✅【SERVICE GUARANTEE】: Music Tesla coil audio has excellent input equipment, will not damage parts because of voltage, we provide consulting services, any questions about this product can ask us, reply within 24 hours.
8. Science Research Writing: For Native And Non-native Speakers Of English (second Edition)
9. Science Research Writing for Non-Native Speakers of English
- Imperial College Press
10. TED TV
- New homepage curation featuring Talk suggestions that get updated daily
- Browse Talks by topics such as Business, Psychology, and Technology
- TED Talks fans can now localize the app in 21 different languages
- Google Assistant compatibility on TVs for controls like play, pause, fast forward, etc.