Trüke is a consumer electronics brand integrating R&D, design, production and sales. It began to expand into the international market in 2019 and is deeply involved in digital accessories. Its products include data cables, chargers, mobile phones, etc. Power supply, wired earphones, TWS earphones, etc. What will be disassembled this time is Trüke Buds S2 true wireless earphones, a product it has introduced to overseas markets.
The charging box of Trüke Buds S2 true wireless earphones adopts a sliding cover design. The handle-shaped in-ear earphones are small and light, and the overall quality is excellent. Functionally, it is equipped with a 10mm dynamic unit speaker, four built-in microphones in both ears, supports Bluetooth 5.1, supports low-latency game mode, has a single battery life of about 6 hours of music time and a 90-day battery life of standby time. Let’s take a detailed look at the disassembly report of this product~
The Trüke Buds S2 true wireless earphones packaging box uses a black background, and the overall appearance of the earphones, brand LOGO and product name are displayed on the front.
The back of the box details the product’s features, including AI call noise reduction, 55ms delay, sliding switch technology, 6h single battery life and strong bass effect.
The contents inside the box include headphones, earplugs, charging cable and product manual.
Two pairs of silicone earplugs of different sizes (large/small), and one pair (medium) pre-installed on the earphones. The three sizes are used to meet the wearing needs of different users.
USB-A to Type-C charging cable.
An overview of the appearance of the Trüke Buds S2 true wireless headphone charging box. It adopts a flat rounded square box design. The body adopts IML technology. The outer layer is a hardened transparent film, and the inner layer is designed with a scatter pattern. Smooth texture and comfortable touch. The "Trüke" brand LOGO is designed on the top of the fuselage.
The appearance of the back of the charging box is at a glance, and the flat design is easy to place.
There is an orange Type-C charging interface on the front of the charging box.
The charging box adopts a sliding cover design and supports the sliding cover switch function. When the cover is opened, it will automatically turn on and enter the pairing state. In the paired state, it will automatically search and connect to the device or mobile phone.
Take out the headphones and see the internal structure of the cockpit.
Close-up of the inner slide rail of the charging box cover.
There are 4 indicator lights designed in the middle of the cockpit to provide feedback on the remaining power of the charging box.
There are two metal thimbles on the cockpit of the earphone handle for charging the earphones.
The appearance of Trüke Buds S2 headphones adopts a handle-shaped in-ear design.
The back cover of the earphone handle adopts the same process design as the charging box. The earphone handle is short and thick, with the "Trüke" brand LOGO designed on the top.
Close-up of the pressure relief hole on the top of the headset, with internal dust-proof net protection to prevent foreign matter from entering the cavity.
Close-up of the noise reduction microphone opening on the back of the earphone stem, which is also the indicator light opening.
There is a microphone pickup hole at the bottom of the headphone handle.
A glance at the appearance of the inside of the earphones. They are made of smooth texture and are comfortable to wear.
Close-up of the two metal contacts on the inside of the earphone handle for charging the earphones.
Remove the earplugs, close-up of the sound outlet of the earphones, protected by the dust filter.
Close-up of the sound cavity tuning hole, used to improve acoustic performance.
According to actual measurement by I Love Audio Network, the overall weight of Trüke Buds S2 true wireless earphones is approximately 52.2g.
A single earphone weighs about 3.7g, which is very light.
I Love Audio Network uses CHARGERLAB POWER-Z KM002C to charge the Trüke Buds S2 true wireless earphones. The input power is about 1.80W.
By unboxing, we learned about the overall design of the Trüke Buds S2 true wireless earphones. Now let’s go to the disassembly part to see the internal structure and configuration information~
Open the charging box shell and take it out Cockpit structure.
The motherboard and battery unit are fixed at the bottom of the cockpit, and the battery is covered with sponge pad protection.
Remove the motherboard and battery.
An overview of the structure at the bottom of the cockpit. There are multiple magnets for adsorbing the earphones and charging box cover.
Overview of the main circuits of the internal components of the charging box.
The built-in lithium battery model of the charging box is: JYZ 602030, voltage: 3.7V, capacity: 300mAh/1.11Wh, factory date: February 2022, from JYZ Golden Universe.
There is a list of silk screen information on the back of the battery, and the BIS certification logo is printed on it.
Overview of the circuit on one side of the battery protection board.
An overview of the circuit on the other side of the battery circuit protection board, which is equipped with DW01 lithium battery protection IC and 8205A MOS tube.
Overview of the circuit on the motherboard side of the charging box.
Overview of the circuit on the other side of the mainboard of the charging box.
Close-up of Type-C charging base, from YTNT.
Close-up of the four LED indicators, used to feedback the remaining power information of the charging box.
Close-up of the Pogo Pin connector used by the charging box to charge the earphones.
The hall element of silk screen M5201 is used to sense the magnetic field changes when the charging box cover is opened and closed, and then notify the charging box MCU and earphones to pair or disconnect from the connected device.
INJOINIC IP5513 TWS headset charging compartment management SoC is packaged in SOP16. It is a multi-functional power management SoC that integrates a 5V boost converter, lithium battery charging management, and battery power indicator. It is a multifunctional power management SoC for TWS. The Bluetooth headset charging case provides a complete power solution.
The high integration and rich functions of IP5513 require only a few peripheral components for application, effectively reducing the size of the overall solution and reducing the BOM cost.
According to the disassembly of I Love Audio Network, there are currently Edifier, JLab, Haibei, Baseus, NetEase Cloud Music, Pioneer, PIHEN, Bull, Aoji, MPOW, BoAt TWS headset charging boxes from a large number of brands such as , Nokia, Lenovo, and Ambie use Yingjixin’s power management solution.
INJOINIC IP5513 detailed information map.
2R2 boost inductor works with the power management chip to boost the voltage to charge the earphones.
Enter the earphone disassembly section and remove the back cover of the earphone handle.
Close-up of the touch detection patch on the inside of the cover.
Overview of the internal structure of the cavity, the main board is fixed by positioning posts.
Take out the motherboard, and the battery and speaker wires inside the headphone head are soldered to the motherboard respectively.
Take apart the headphone head and see the internal structure of the cavity.
The headset uses a soft-pack battery, model: JYZ501013, voltage: 3.7V, capacity: 40mAh/0.148Wh, also from Golden Universe Energy Co., Ltd.
The "BIS" certification mark on the back of the battery.
Take out the speaker and see the internal structure of the cavity. The pressure relief hole is protected by a fine dust-proof net to prevent foreign matter from entering the sound cavity.
Close-up of the back of the speaker unit.
Close-up of the front of the speaker unit.
Speakers are compared to the size of a one-yuan coin.
According to the actual measurement by I Love Audio Network, the size of the speaker is about 10mm, which is consistent with the official promotion.
Overview of the circuit on one side of the headphone motherboard.
Overview of the circuit on the other side of the headphone motherboard.
Close-up of the two metal copper post connectors that charge the earphones.
Close-up of the metal dome used to connect the touch detection patch.
Laser Engraving SE5G 122G MEMS microphone is used for voice call pickup. There are two LED indicators of different colors on both sides to feedback the working status of the headphones.
Close-up of Bluetooth antenna, used for wireless signal transmission.
JL Jerry AD6976D Bluetooth audio SoC supports Bluetooth 5.1 and supports AAC and SBC codecs. Built-in 32-bit DSP, the processor running frequency is up to 160MHz, supports noise suppression and echo cancellation, and supports multi-band equalizer. It supports single/dual microphone noise reduction. This product adopts a dual microphone noise reduction solution and Jerry's self-developed dual microphone ENC noise reduction algorithm. Supports two-way analog microphone amplification and built-in microphone bias. Built-in dual touch function.
JL Jerry AD6976D supports 24/48KHz audio and has built-in buck circuit and voltage stabilizing circuit for power supply of internal digital and analog circuits. It is packaged in 4*4mm QFN32.
According to the disassembly of I Love Audio Network, there are currently Bluetooth audio products of Fenda, Tezo, Philips, Motorola, Amazon, Lenovo, Elvis, Xiaomi, Baseus, Sony Ericsson, MEES and other brands. Jerry's solution was adopted, and Jerry also released the AC700N series TWS solution this year.
JL Jerry AD6976D detailed information picture.
Close-up of the 24.000MHZ crystal oscillator, which provides the clock for the Bluetooth chip.
Close-up of the MEMS microphone of Laser Engraving MB28 R11B, used for voice pickup with call noise reduction function.
Trüke Buds S2 true wireless earphones dismantling family portrait.
In terms of appearance design, the charging box of Trüke Buds S2 true wireless earphones adopts a flat square box with rounded corners, a sliding cover switch, and the body is processed by IML process. The transparent layer + scatter pattern has a very unique Nice texture. The handle-shaped in-ear style is small and light. The earphone handle is short and also uses IML technology. It is highly recognizable with the "Trüke" brand LOGO.
In terms of internal structure and configuration, the charging box has a built-in Golden Universe 300mAh battery, which has passed the Indian "BIS" certification. The motherboard uses a Type-C interface for input power. The Yingjixin IP5513 charging compartment management SoC single chip is responsible for all functions. It integrates a 5V boost converter, lithium battery charging management, battery power indicator, etc., effectively reducing the size of the overall solution. , reduce BOM cost.
The earphones have a built-in 10mm dynamic unit and two MEMS microphones for voice call function; the built-in battery capacity is 40mAh, also from Golden Universe. The main control chip is Jerry AD6976D Bluetooth audio SoC, which supports Bluetooth 5.1, supports AAC and SBC codecs, supports single/dual microphone noise reduction, has built-in buck circuit and voltage stabilizing circuit, and built-in dual touch function, providing various functions for the headset. Features are supported.