----- I Love Audio Network Dismantling Report Part 751-----
Smart wearable is one of the very hot concepts in the consumer electronics market in recent years, and smart wearable products represented by TWS headphones, smart watches/bracelets, AR/VR smart glasses, etc. have ushered in a stage of rapid development. Among them, smart watches focusing on the field of big health and focusing on sports health monitoring have been loved by contemporary young consumers, and product sales have grown rapidly.
The KUMI library to be disassembled for everyone GT5 Pro smart watch, the appearance of the use of 1.32-inch screen round dial design, the case using zinc alloy sandblasting plating processing; the functional configuration is equipped with a high-performance Bluetooth low energy chip, support Bluetooth calling, support heart rate, sleep monitoring, support a variety of sports modes, with IP67 waterproof performance and 30 days of ultra-long standby.
In terms of Bluetooth connection performance, the KUMI GT5 Pro smart watch can still provide long battery life while maintaining the classic Bluetooth connection state; there is no delay in answering calls with the Bluetooth call function; and in the Bluetooth music playback state, the watch still has a smooth screen brushing operation. Let's take a look at the detailed disassembly report of this product.~
First, the KUMI GT5 Pro smart watch is out of the box
The KUMI GT5 Pro smartwatch box has a simple design and a small size, and the front displays a stick figure of the watch's appearance, as well as the product name.
The back of the box introduces some of the product's parameter information, model: F2, screen size: 1.32 inches, resolution: 360 * 360px, Bluetooth version: V5.0 + V3.0, main control chip: FR5082, heart rate chip: BD1662, battery capacity: 300mAh, waterproof level: IP67, and some information of Kumi Technology Co., Ltd. The bottom is posted with APP download and anti-counterfeiting QR code, product factory barcode.
The accessories inside the box include a strong magnetic charging cable, product manual and Kumi brand brochure.
The KUMI Kumi GT5 Pro smartwatch charging cable adopts USB-A to magnetic interface.
Close-up of the magnetic interface of the charging cable, four metal thimbles for charging in the middle, and magnets at both ends for adsorption of the watch.
A glance at the overall appearance of the KUMI GT5 Pro smartwatch.
The KUMI GT5 Pro features a round dial design with a 1.32-inch screen on the front and a 3D curved glass transition to the case on the outside; two buttons on the side, and a knurled button on the top with a stepless twisting operation (similar to a mouse wheel) in addition to the pressing operation.
KUMI GT5 Pro smart watch working status display, 360*360 resolution, delicate display, bright colors. It has a variety of personalized dials and massive online dials to meet the individual needs of users.
The health monitoring function supports sleep, heart rate, blood pressure, and blood oxygen detection, helping users to better obtain physical health.
A glance at the back of the watch, with the metal contacts charging the watch on the left and sensors for health monitoring in the middle.
Four metal contacts to charge the watch.
Close-up of the optical heart rate sensor module, combined with intelligent heart rate algorithm, to achieve accurate monitoring of resting heart rate and exercise heart rate.
Close-up of the microphone on the watch for Bluetooth calls to pick up vocals.
Close-up of the watch speaker opening.
The strap is connected by a connecting shaft and dial, and is set with a slip lock, which allows the user to quickly remove the strap for replacement or cleaning.
The strap is made of silicone and secured by a metal buckle.
Close-up of the metal buckle, brushed for a brushed texture.
There is a rotating button on the watch, and the diamond-shaped bump texture is designed to enhance the texture of the product.
Below is a function button for quick control.
KUMI GT5 Pro smartwatch charging status display.
I Love Audio Network uses the Chargelab POWER-Z KT002 portable power tester to conduct a wired charging test on the KUMI GT5 Pro smartwatch, and the input power is about 1.05W.
Second, KUMI GT5PRO smart watch disassembly
Entering the disassembly section, the back cover of the watch is secured by four screws at the four corners.
Remove the screws one by one, carefully open the watch cavity, and the main components of the watch are fixed inside the cover plate.
The screen is connected to the motherboard via cables and BTB connectors.
Open the BTB connector and separate the cavity.
A glance at the internal structure of the front chamber of the watch.
Close-up of the inner structure of the watch's rotation button.
Close-up of the inner structure of the watch function buttons.
The watch articulation structure is provided with sealing foam double-sided adhesive, which plays a role in dustproof and waterproof.
A Bluetooth antenna is attached to the inner wall of the frame in the dial, which is connected to the motherboard through metal contacts.
A glance at the internal structure of the rear cavity of the watch.
Close-up of the rotary encoder.
Close-up of the watch's micro-motion buttons.
Close-up of the station microphone in the watch, sealed by a large amount of glue, improves the radio performance, and is used for Bluetooth voice calling function.
Close-up of a magnet for fixing with a magnetic charger.
Two metal connectors for charging the watch, wires connected to the motherboard are soldered to the connectors.
Close-up of the mechanical structure of the watch's rotating buttons, secured by a metal frame.
Close-up of the metal frame that holds the rotary button in place.
Remove the motherboard, the internal structure of the cavity is at a glance, and the sensor module is fixed by a hot melt column and tape.
Remove the sensor module and close-up the inside of the lens structure.
A glance at the sensor module circuit, using the BD1662 sensor, is connected to the motherboard via a ZIF connector in series with the function buttons.
The back of the sensor module circuit is close-up and fixed by a metal plate.
The sensor module is close-up, flanked by a heart rate sensor illuminating the lamp, and in the middle is a sensor that receives heart rate monitoring measurement light, which is isolated by a sponge cover to reduce light interference and improve measurement accuracy.
The rotary encoder is engraved with the words "FSWQ".
The battery is equipped with a circuit protection board with a lithium battery protection IC and MOS tube, as well as a thermistor to detect the temperature of the battery.
Close-up of the watch's electret microphone, wrapped in an outer rubber sleeve, improves the radio performance.
Remove the rubber sleeve, close-up on the front of the electret microphone, and the pickup hole is protected by a fine dust net to prevent foreign objects from entering.
Watch vibration motor close-up.
Close-up of the watch speaker, secured by a glue seal.
A glance at the circuit on the side of the watch motherboard.
A list of circuits on the other side of the watch.
Close-up of the connector used to connect the Bluetooth antenna.
XTX core world XT25Q64D memory, used to store watch data information.
XTX core world XT25Q64D detailed information chart.
Silk screen print J3Y IC.
Silk screen printed amplifier IC of the 9107 for speaker drive.
IC of silk screen printing 8127.
Silk screen 1EYQ IC.
Silk screen printed BL6133's self-containing touch chip for the touch function of the watch screen.
FREQCHIP Fr5082 Ultra Low Energy Bluetooth SoC supports Bluetooth Dual Mode 5.0. The FR5082 adopts the innovative technology of Fu Rui Kun chip, integrating RF, codec, PMU, baseband, Cortex-M3 CPU and audio DSP in one chip, providing customers with high-quality wireless sound quality, a wider Range of Bluetooth, and low-cost BOM, effectively enhancing their competitiveness in the market.
FREQCHIP FR5082 detailed information chart.
KUMI kumi GT5 Pro smartwatch disassemble family portrait.
I love audio network summaries
The KUMI GT5 Pro smartwatch has a very good texture performance in the appearance design, and the front is equipped with a piece of 3D curved glass that naturally transitions to the case, making the visual lighter and thinner and more beautiful. The side swivel buttons are designed with a diamond-shaped bump texture to further enhance the texture and layering of the product. The strap is made of silicone for a soft texture and a comfortable fit.
In terms of internal configuration, the watch has a built-in 300mAh capacity lithium battery to provide a long-lasting battery life experience; the interior is equipped with an electret microphone and speaker for Functions such as Bluetooth calling; and it is equipped with the Zhanheng BD1662 optical heart rate sensor module for health monitoring and motion data tracking such as heart rate and sleep.
On the watch motherboard, furuikun FR5082 bluetooth low energy SoC is adopted, which supports Bluetooth dual mode 5.0, integrates RF, codec, PMU, baseband, Cortex-M3 CPU and audio DSP, providing multi-functional support; the core world XT25Q64D memory is used to store watch data information.
【Summit Registration】
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2022 (Spring) Asian Smart Wear Conference
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