Huohuo Rabbit is a brand focusing on "parent-child wisdom early education", its products include story machines, learning machines, preschool pads, reading pens, practice machines, children's drawing boards, etc., as well as logical thinking courses, original IP content, etc., to provide one-stop early education services for 0-6 year old babies, from hearing to speaking, cultivate baby expression, and lay a good foundation for preschool education.
Fire Rabbit** Story Machine K1 is a product with a very cute design, and the volume is also very small and portable, which is convenient for babies to carry anytime and anywhere. In terms of functional configuration, it is equipped with a customized internal magnetic speaker, which can restore the pure original sound; Support Bluetooth mode, connect to the mobile phone to change the speaker in seconds; It also supports sleep mode to shut down at a timed time to accompany your baby to sleep. In terms of content services, 500+ age-appropriate audio is preset, and it also supports ** updates, and the resources are very rich. Let's take a look at the detailed teardown report of this product
The K1 packaging box of the fire rabbit story machine is brightly colored and designed with a ** pattern, which can attract the baby's attention. The front of the box is transparent and windowed, and you can see the internal products, which are designed with the brand logo and product name, as well as the product slogan that "leads a good story and grows to hear".
The back of the box introduces the functional features of the product: 500+ age-appropriate content, support ** update, professional Bluetooth speaker, IPX5 waterproof, age-appropriate purchase guide, and some parameters of the product. Product Model: K1, Product Name: Fire Rabbit ** Story Machine, Main Materials: ABS Plastic, Silicone and Integrated Circuit, Age: Suitable for Children 18 Months and Above, Manufacturer: Shenzhen Fire Rabbit Wisdom Technology ***
On the side of the box, the use scene is introduced through the image of the cute fire rabbit**: easy to walk the baby, happy singing.
On the other side, it has the function of soothing and coaxing sleep, as well as the way to use it on the back of the carry.
The contents of the box include the Fire Rabbit ** story machine K1, charging cable, strap, hanging ring and product manual.
The story machine hanging ring is convenient for users to hang the early education machine on the stroller or schoolbag.
The story machine strap is made of woven material, with the same fresh color as the story machine, which is convenient for the baby to carry the story machine on his body and listen to it.
The charging cable of the story machine adopts USB-A to Micro USB interface.
Fire Rabbit** Story Machine K1 Appearance at a glance, this model is a new green color, composed of light gray, light green, dark green, orange red, bright colors, full of vitality. The fuselage adopts an appearance similar to a Bluetooth speaker, and is designed with a handle to make it easy for children to carry and use.
The front of the fuselage is equipped with a speaker sound hole, which is cleverly integrated into the fire rabbit expression avatar, and the appearance is very cute and pleasing.
The appearance of the back of the fuselage is at a glance, and the "Fire Rabbit" brand logo is designed, and the parameter information is printed. Model: K1, specification: 5V-1A, Shenzhen Fire Rabbit Smart Technology***
On the left side of the fuselage, there is a green volume control function button.
The left side of the fuselage is provided with a power switch and a ** pause button.
The charging interface is set at the bottom of the fuselage, which is protected by dust plugs and designed with a charging logo.
Open the dust plug, the inside of the micro USB charging port and reset button pinhole close-up.
According to the actual measurement of I love audio network, the weight of the fire rabbit** story machine K1 is about 1389g, very small and lightweight, easy for children to use.
I love audio network uses ChargerLab Power-Z KT002 tester to charge the fire rabbit ** story machine K1, and the input power is about 107w。
Through unpacking, we learned in detail about the small and cute appearance design of the fire rabbit** story machine K1, and then enter the disassembly part to see the internal structure configuration information
Remove the sound outlet cover on the front of the fuselage.
A glance at the structure under the sound hole cover, and the fire rabbit decorative cover is fixed by screws.
Remove the screws and remove the trim.
There are 6 screws hidden under the trim to fix the cavity.
Take care to remove the screws and open the cavity.
Sealing rubber rings at the junction of the chamber for improved waterproofing.
An overview of the internal structure of the front chamber, which is fixed by screws.
The internal structure of the rear cavity is at a glance, the motherboard is fixed by the positioning post and screws, the battery is set under the motherboard, and the battery wire is connected to the motherboard through the socket.
Unplug the lead socket, remove the screws, and remove the motherboard unit.
The structure of the bottom of the rear chamber is at a glance, and the battery cell is fixed by double-sided tape and positioning grooves.
A list of circuits on one side of the K1 motherboard of the Fire Rabbit ** story machine.
A list of circuits on the other side of the motherboard, with no major components set.
Close-up of the TF card slot on the motherboard, with a memory card built-in.
Remove the memory card.
The memory card is designed with the Fire Rabbit brand logo, with a capacity of 4GB and 500+ age-appropriate audio content pre-stored inside.
Close-up of TF card inside, product made in China.
Close-up of the function buttons, patch soldering, and the four function buttons on the motherboard adopt the same specifications.
Close-up of the wire socket connected to the battery.
Connect the wire socket to the horn.
The Hynitron HAA9103 is an FM-free, anti-burst AB Class D switchable, high-efficiency, filter-free 53W Mono Audio Power Amplifier. The ultra-low EMI is ideal for use in portable devices with FM capabilities.
The HAA9103's differential input architecture and extremely high PSRR effectively improve the HAA9103's ability to suppress RF noise. The filter-free PWM modulation structure and built-in gain reduce external components, PCB area, and system cost, and simplify design. Up to 90% efficiency, fast start-up times, and a small package size make the HAA9103 the best choice for portable audio products.
The HAA9103 has a very low shutdown current, which greatly extends the standby time of the system. OCP, OTP, and UVLO protection functions enhance the reliability of the system. Turning pop-click suppression on and off improves the system's acoustic experience while simplifying system commissioning.
According to the dismantling of I love audio network, Edifier, OPPO, vivo, Honor, Redmi, OnePlus, NOLO, iQOO, COROS Goetz, Tmall Genie, Baseus, 1MORE Wanmo, Haylou, Hey, nothing, noise, Nobixing and many other brands have adopted the solution of Hai Lichuang.
JL Jerry Silk Screen BP1N716-66B4 Bluetooth audio SoC, used for Bluetooth mode wireless connection with mobile phones and other audio source devices and audio data processing.
24.Close-up of the crystal oscillator of 000MHz, which provides a clock for the Bluetooth chip.
Close-up of the power indicator for feedback on working and charging status.
Close-up of the micro USB charging receptacle.
Close-up of the button used for reset.
Remove the battery cell inside the rear chamber.
Built-in lithium battery model: ghb 423038, nominal voltage: 37V, rated capacity: 400mAh 148wh, production date: September 7, 2023. The battery is equipped with a circuit protection board, which is protected by an insulating sticker.
Tear off insulation protection, a list of circuits on one side of the battery protection board.
A list of circuits on the other side of the battery protection board.
Silk screen G3JA's lithium battery protection IC is responsible for the protection of overcharge, overdischarge, and overcurrent of the battery.
The MOS tube of silkscreen 8205A works with lithium battery protection IC.
Close-up of the connector plug where the battery wires connect to the motherboard.
Remove the screws and remove the horn unit.
Close-up of the diaphragm on the front of the internal magnetic horn, and the rubber ring of the paper cone provide pure sound quality.
Close-up of the back of the speaker, silkscreen parameter information, power: 3W, impedance: 4.
Horn unit vs. one-dollar coin size.
According to the actual measurement of the I love audio network, the diameter of the speaker is about 40mm.
Close-up of the plug connecting the speaker wire to the motherboard.
Fire Rabbit ** Story Machine K1 dismantles the family photo.
Fire Rabbit**Story Machine K1In terms of appearance,It has a very small and cute design,Fire Rabbit**Image with bright body color,Bright when you go out,It can arouse the baby's interest。 It is also very portable in use, the body comes with a handle, and it is also equipped with a strap and hanging ring, which can be carried, carried, and hung.
In terms of internal main configuration, it has a built-in 4G memory card and 500+ age-appropriate audio content is pre-stored; Equipped with a 40mm internal magnetic speaker unit and HYNITRON HAA9103 audio power amplifier to provide pure sound quality; It uses a 400mAh lithium battery to provide long-lasting battery life for the story machine.