preface

O2 Cloud Audio is a very simple wireless smart audio, designed by a group of enthusiasts who love technology and music. It focuses on scene radio, cloud content, voice interaction, and gesture control. O2 aims to create a simple wireless smart audio for users, so that users can hear good sound in a second. The user experience is improved through gesture control, voice interaction and other ways. At the same time, O2 Cloud Audio also has a learning mechanism, which can analyze according to the user's operating habits and listening types, and push users' favorite songs in the intelligent scene radio. As the use time increases, the "IQ" of O2 Cloud Audio will become higher and higher.

Specifications

Packaging and appearance

The outer package of O2 Cloud Audio adopts the design style of black characters on a white background. It is in the form of hard corrugated paper. It is white and elegant on the whole, with a sense of visual impact.

In addition to the product name, the front of the package also marks the three main functions of O2 Cloud Audio: personalized recommendation, voice song ordering, and gesture control.

The front side is the slogan of "ring you want to hear" and the cloth handle.

The rear side briefly introduces the product features, product colors, packaging contents, specifications and parameters of 02 Cloud Audio.

The official website and WeChat official account QR code are on the side.

The packaging carton adopts a flip design, which can be turned freely at 135 °.

List of packaging internal layout. O2 Cloud Sound Sleeps in it.

Family photo at a glance.

Package list: O2 Cloud Audio × 1

Instructions × 1

Power supply × 1

Conclusion: The whole package design is simple and elegant, with clear hierarchy. You can understand the main parameters and functional characteristics of the product by just looking at the packaging box. The appearance is exquisite and beautiful. It looks tall.

Appreciation of details

1. O2 Cloud Audio

The shape of O2 Cloud Sound is similar to a pebble. The shape design is different from the "tofu block" design of traditional sound, which makes people fall in love at first sight and can not be forgotten for a long time. The appearance is extremely simple, the structure is completely natural, there is no button on the surface, and the simple concept presents elegant products.

The appearance is natural and round, classic and simple without losing vitality, elegant, stable and full of style, quiet as a virgin, dynamic as a rabbit. The perfect combination of technology and art can perfectly blend into a variety of home styles.

Front view of the product. A round high-definition touch screen is embedded on the front. The mirror is elegant and delicate, and the touch is smooth, simple and generous. The sound is not only the patent of hearing, but also the sensory interaction, enjoying the dual experience of vision and hearing. The touch screen can display the clock/weather, cool spectrum, playback interface, personalized recommendation and other contents.

The front of the product is covered with a layer of selected high-grade special fabric. The texture is fine, smooth and comfortable, but if it is stained, it is not easy to clean. It is recommended to make further improvement.

O2 Cloud Audio has four main functions: wireless networking, gesture control, scene radio and voice interaction.

O2 Cloud Audio supports wireless networking, and no longer needs to spend time searching for songs and downloading. WiFi is directly connected to the Internet and always online. Say goodbye to wiring and Bluetooth pairing.

O2 Cloud Audio supports personalized recommendation of scenarios and meets the right sound at the right time. It is suggested that users' preferences can be understood by age, gender, constellation, blood type, red heart, trash can, style, etc.

The gesture control of O2 Cloud Sound is another highlight. You can adjust the volume by gently touching it; You can switch songs with a flick of your hand. Simple gesture control is as natural as turning pages. Wave left and right to switch tracks; Tap twice to collect songs.

Scene radio, ring you want to listen. O2 will learn your preferences, perceive the environmental changes, and play the wandering melody at the right time. WiFi is directly connected to the Internet, lossless transmission, restoring high fidelity sound quality, new song hot lists, audio novels, children's stories, etc. You can enjoy the world's massive audio resources without downloading, and listening should be unlimited.

Voice interaction, handy. Long distance voice control, you "say" everything. Long distance one sentence wake-up recognition technology can directly say "Little O, sing a song" within several meters and directly execute commands. Voice commands are expressed randomly, saying you want to say. Don't stick to specific voice commands, diversified casual expression forms, more personalized. For example: "Play children's songs", "A quiet song", "Sing a romantic song for the eldest brother", "Play prenatal education music", "A jazz music", and so on. Since then, you can just say that if they do it, they will understand you better than lovers. They don't need to do it, and on-demand broadcasting is faster.

The side shape is elegant, excessively smooth and even, and the design can be said to be very protective.

Back look at a glance.

Schematic diagram of O2 cloud sound bottom.

The base feels soft, which can not only prevent slipping, but also shock absorption.

Parameters Paper sticker.

There is a power on button and a power interface at the bottom of the machine body. Press and hold the power on button for 5 seconds to start the machine. The hidden handle makes the movement more convenient, which can be moved with one hand.

The bottom shell is made of metal, and the surface is treated by sanding process, which is smooth and delicate, and easy to wipe.

2. Instructions

The manual introduces the use, operation, common faults and parameters of O2 Cloud Audio in detail.

3. Power supply

Power line is about 1m long, input: 100-240~50/60Hz 0.8A; Output: 18V~1300mA.

Sound quality analysis

Audition track 1: Cai Qin's Ferry

//pan.baidu.com/s/1mgBzJdQ

The three drums in front of this music can well reflect the low frequency submergence of the sound. Through listening to this song, you can feel that O2 Cloud Sound has a good expressive power for music, and the low frequency is not muddy.

Audition track 2: Chen Baiqiang's Love You

//pan.baidu.com/s/1eQhjNv8

The string music and piano music used in the score can test the performance of sound in high frequency. Through listening to this song, you can feel that O2 Cloud Sound does not deal with high-frequency harshly, and the performance of medium and high frequencies does not affect each other.

Audition track 3: Wang Luobin's The Girl of Dabancheng

//pan.baidu.com/s/1qWDZz68

This is a vocal solo based music, which can be used to test the performance of audio in the mid-range vocal. Through listening to this song, you can feel that O2 Cloud Audio has a clear sense of IF processing.

Audition track 4: Eagles' Hotel California

//pan.baidu.com/s/1dDBEazf

This music mainly tests the sound field performance of sound. Through listening to this song, you can feel that O2 Cloud Audio has handled the music in a very good way, giving you an immersive feeling.

Audition track 5: Meav's One I Love

//pan.baidu.com/s/1nttMNvN

This track is used to test the detailed performance of sound. Through listening to this song, you can feel the breath of the singer, which shows that O2 Cloud Sound pays attention to detail expression.

Audition track 6: Yan Xuemin's Drum Poem

//pan.baidu.com/s/1mgF35eK

This is a song that shows the control of sound. Through listening to this song, you can feel that the O2 cloud sound is not divergent or turbid, and the low-frequency performance is very powerful.

Audition track 7: Pipa vs Saxophone by stars

//pan.baidu.com/s/1hqgzJDi

In this music, the focus is on the performance of the pipa at high frequencies. By comparing with the saxophone, we can feel the performance at high frequencies. Through listening to this song, you can feel that the O2 cloud sound is not harsh at high frequencies and does not diverge.

Functional experience

Startup interface experience: //pan.baidu.com/s/1qWzMoyw

Function operation experience: //pan.baidu.com/s/1c0I1Aus

summary

The overall expressiveness of O2 Cloud Audio is excellent in terms of shape, sound quality and function. The cobblestone shape and streamlined design break the old style "tofu block" sound design; The sound quality analysis ability is very strong, and the expressive force of music is very good. The low frequency is not muddy, and the performance is very strong. The high frequency is not harsh, and there is no divergence. The intermediate frequency is clearly processed, and the music is handled in a very good way, so that users can feel the surging of music as if they are in the concert scene, and the detail expressive force is good; The four major functions of wireless networking, gesture control, scene radio and voice interaction are absolute highlights. O2 Cloud Audio makes the audio no longer subject to the cable, and makes the way to find songs more simple and cool. It is readily available and changes with words, making the use of the product as comfortable as breathing, and perfectly combining digital language with a variety of interaction methods. In short, O2 Cloud Audio is a very simple wireless smart audio with its own distinctive characteristics, which is different from similar products. For consumers, it is still worth trying.

Advantages, disadvantages and improvement suggestions:

1. The front of the product is covered with a layer of selected high-grade special fabric, which is fine, smooth and comfortable to the touch. However, if it is stained, it is not easy to clean. It is recommended that the subsequent product be made of ABS environment-friendly plastic, which is not only firm, but also easy to wipe.

2. Voice switch scene mode. Set up multiple scene modes, such as Karaoke mode, home theater mode, etc., and can switch voice.

3. Space projection technology. For example, when karaoke mode is enabled, music videos can be directly projected on the wall to let users sing heartily.

4. Preset mode. For example, when you just open the door when you come home from work, you can immediately monitor the owner's return, and immediately start the preset mode, such as playing music, listening to the radio, etc.

5. Mobile phone remote voice control. For example, before coming home from work, you can remotely turn on the air conditioner, water heater and other products in your home by issuing an order to your mobile phone.

6. Multiple connection modes. For example, in addition to Bluetooth connection, WiFi, 2G, 3G and 4G connections are also available.

7. Voice control is also available without network. The database can be established and automatically updated when there is a network. When the network is suddenly disconnected, the content in the database can be accessed without the network, such as voice control playing songs.

8. The settings still take effect when the network is disconnected. For example, a timed alarm clock and a reminder can be set when the network is available, and it can still be reminded on time when the network is disconnected.

9. Voice controlled smart home, creating a better life. Build a home voice control center to help you build a voice controlled smart home life. For example, turn on the light bulb, turn on the water heater, turn on the air conditioner, open the curtains, etc.

10. Become an intelligent small "robot" in one second. For example, setting reminders, listening to children's stories, timing alarm clocks, listening to jokes, inquiring about the weather, chatting and joking, and relieving loneliness.

11. Personalized intelligent recommendation. Users' preferences can be understood according to age, gender, constellation, blood type, red heart, trash can, style and other dimensions. When you don't know what you want to hear, just say "Little O, sing a song" or click the logo button at the top to hear the song you want to hear. With strong independent learning ability, you will understand your preferences more and more.

12. Remote voice two-way intercom. When traveling, you can talk to your family through two-way voice.

13. Long distance voice control, you "say" everything. Long distance one sentence wake-up recognition technology can directly say "Little O, sing a song", etc. within 3m, and directly execute commands.

14. The voice command expresses spontaneously, saying you want to say. Don't stick to specific voice commands, diversified casual expression forms, more personalized. For example: "Play children's songs", "A quiet song", "Sing a romantic song for the eldest brother", "Play prenatal education music", "A jazz music" and so on.

15. Synchronize massive cloud content. Synchronize the beautiful everyday music, shrimp music, etc., and join forces to network more than 10 million song resources; Synchronize the powerful radio stations such as Himalayas, and get all the audio.

16. The 300Mbps wireless router with dual antennas and dual channels is integrated together, covering a wide area, and the signal is stable and smooth. It replaces the home wireless routing and also brings us the best sound.

17. High magnetic conductivity carbon fiber horn and high conductivity rare earth neodymium iron (NdFeO) wire film dome horn are adopted, with high pitch perfectly connected with high, medium and low frequency. Two channel stereo double cavity guided box design enables low frequency to dive to 40Hz. The deep and thick bass easily surpasses the 2.1 subwoofer. The medium frequency is full and round, and the high frequency is transparent and slim, absolutely satisfying anyone's critical ear.

18. Prenatal education music before the baby is born. Fetal education music mainly stimulates the neural function of fetal auditory organs and the brain growth of the fetus with sound waves.

19. Post birth enlightenment education. Enlightenment education is very important for a person's growth. A good beginning is equal to success.

20. School aged children learn independently. Primary and secondary school learning, foreign language spoken and listening learning, to strengthen children's independent learning.

21. Massive radio stations enrich information. Entertainment and other audio books information and news channel radio station.

22. Children's stories before bedtime. More children's stories accompany your growth. A variety of audio books can be built in.

23. Innovative design of 360 degree volume rotation adjustment. Bold and innovative design calls for volume rotation. Four Alpine micro motors can be built in to ensure comfortable volume adjustment. Throw away the boring experience of keys. With the click of mechanical Weidong, you can experience easy flying. Humanized 360 degree rotary volume adjustment function, more fun and control experience for users.

24. NFC fast pairing. It can be connected by gently fitting, so that the audio can quickly connect with the user's NFC device and enjoy beautiful music all the time.

25. Full duplex HD voice call. Advanced full duplex technology allows two people to speak at the same time and deliver clearly, just like two people communicating face to face; When the speaker is connected, whether playing music or FM listening, if there is an incoming call, the speaker will automatically switch to the phone status.

26. Direct data transmission, easy management. It supports direct data transfer technology, and can easily manage music files in storage devices without plugging. It supports USB data transmission technology, which is faster and better. It can be used as a USB high-speed card reader device, saving costs without having to purchase an ordinary card reader device separately.

27. TF card data reading. When the computer is powered on, connect the audio to the computer through the USB data cable, and the "card reader voice prompt" will appear, so you can read the files in the TF card on the computer.

28. Voice prompt of live female voice. Intelligent voice prompt is adopted to make operation more convenient. Chinese and English bilingual voice question and answer, application status full female voice prompt, warm boot greetings, playing connection and application status full voice broadcast, making the control experience easier and more convenient.

29. Enjoy music at a touch. There are many kinds of music, and everyone has different preferences. If you have to use your mobile phone or other mobile devices to enjoy your favorite songs, they are really complicated and time-consuming. Six digital "interest" keys can be designed. When you use them for the first time, you can bind songs of different categories to six different digital "interest" keys through a dedicated APP according to your preference. When you want to listen to songs, you don't need to search through your mobile phone any more. Just press the number "interest" key lightly, and your favorite songs will become instant. "One click listening" will change the way of listening to music and bring a new experience.

30. Multi unit network, music sharing is wonderful. If I have a stereo, I can download a free special APP with my family. When listening to music, everyone's mobile phone can see the currently playing songs, and everyone can order their favorite songs to share with their family. If you have more than two stereos, you can network several stereos. After networking, you can play the same song or different songs. You can also set left and right channels to enjoy high-quality stereo music.

31. Four generator drivers and dual passive membrane resonance technology are designed to automatically correct distortion and maintain music balance.

32. It is equipped with a dedicated charging base, which can be charged by placing the body on the base, making the operation more convenient and user-friendly.

33. It is cloud audio, TV and computer audio. The sound quality of flat screen TV and computer is poor. Playing through audio or Bluetooth will make the TV, ground and computer tweets more beautiful and smooth, and the bass more profound and shocking, creating a theater level sense of presence.

34. Scene music. Massive music is easy to make people suffer from "entanglement". The unique "scene music": staying up late to listen to music, sleeping music, private bathtub, tea time, etc., no longer need to spend time selecting music. You can find your own style with a simple press.

35. WeChat remote control. Pay attention to WeChat and control directly through WeChat.

36. When you use it for the first time, you can connect WiFi with sound waves. The real technology makes you feel no technology.

37. The magnetic suspension technology allows the audio to work in the air, avoiding contact with external objects such as the desktop. The suspension rotates at a uniform speed and resonates directly with the air, making the sound more ethereal and melodious.

38. Built in microphone, supporting hands-free call. It is placed in the conference room for remote telephone conference attended by many people; It is very convenient to put it in the office without taking the mobile phone; Put it at home, sit around and chat with relatives and friends in the distance, bringing the feeling of relatives and friends in front of you.

39. Wireless cloud storage allows you to store beautiful songs directly into cloud disk.

40. The music in the memory card can be played by inserting a local card.