
Basic Info
Experience the pinnacle of audio innovation with LDNIO T03 Factory Direct Supply TWS Earphones. These exceptional wireless headphones combine waterproof resilience with gaming-grade performance, all powered by the latest Bluetooth V5.3 technology. Enjoy seamless, wireless connectivity up to 10 meters, perfect for gaming, music, and calls.
Model No. |
T03Wireless Earphone |
Standby time: |
It stands on standby for 4 months when fully charged |
Color |
White/Black/Custom |
Support BT profile: |
a2dp/avctp/avdtp/avrcp/hfp/spp/smp/att/sap/satt/rfcomm/sdp/2cap |
Customized |
Customized |
Waterproof Standard |
IPX-5 |
BT Wireless |
Bluetooth v5.3 |
headphone form factor |
Semi-in-ear |
Transmission distance |
10M |
battery indicator |
LED |
Charging case battery capacity |
350mAh |
chipset |
JL |
Earphone battery capacity |
35mAh |
wireless delay time |
31-40 ms |
Charging time |
1H |
Usage |
Smart Mobile Phones |
Working time |
Music playing time: 4HTalk time: 3.5H |
noise cancelling |
Environmental Noise Cancellation (ENC) |
Warranty |
1 Year |
brand name |
LDNIO |
Packaging & Delivery
Selling Units: |
Single item |
Single package size: |
15X12X15cm |
Single gross weight: |
0.500 kg |
Detailed Photos









Certifications

LDNlO is a pioneering leader in the R&D, intelligent manufacturing, and global brand marketing services of chargers and cutting-edge accessories. With over 23 years of dedicated development, we have amassed a wealth of expertise in chargers, power strips, car accessories, power banks, data cables, and smart home solutions. Today, we deliver impeccable charging solutions alongside professional OEM/ODM services to users worldwide, ensuring our innovative technologies enhance everyday life..

Our Advantages


Founded in 2002, Guangdong LDNIO Electronic Technology Co., Ltd. stands as a beacon of high-tech innovation, dedicated to the research, development, production, and global sales of premier cell phone chargers, plugs, mobile power solutions, data cables, earphones, smartwatches, USB hubs, and other mobile accessories. Boasting a state-of-the-art facility spanning over 50,000 square meters, with a remarkable annual production capability exceeding 50 million units, our products reach more than 100 countries and regions including Southeast Asia, the Middle East, South America, Africa, and Europe. We are proud to maintain enduring partnerships with numerous internationally acclaimed brands.
Our Core Advantages
1. Strong R&D and production capacity
Our independent R&D team, consisting of more than 20 talented engineers, continuously pioneers innovations in fast charging technology, exemplified by the revolutionary PD 3.0 and QC 4.0 standards.
Our fully automated production line seamlessly integrates SMT placement, injection molding, and assembly processes, ensuring the highest efficiency and swift delivery of products.
We offer flexible customization services, supporting OEM/ODM to tailor every aspect of your brand, from logo and packaging to voltage parameters, providing a bespoke product experience.
2. Strict quality control system
Our products have achieved complete international certifications, including CE, FCC, RoHS, PSE, and select items even support Qi wireless charging certification, ensuring global standards of quality and safety.
Our triple-tiered quality inspection process, encompassing raw material tests, production sampling, and comprehensive aging tests for finished products, guarantees unrivaled reliability.
Our durability tests are rigorous, with data cables enduring over 10,000 bends, and chargers subjected to high temperature and pressure limits, ensuring long-lasting performance.
Factory Environment


Sales Team & Exhibition



FAQ

Q1: Are you LDNIO original manufacturer?
Yes. The LDNIO factory has been in existence for 23 years, with a factory area of more than 60,000 square, more than 700 employees, and its products are sold to more than 100 countries around the world, with annual sales reaching 100 million US dollars.
Q2: What types of products you have?
We have date cable, phone charger,car phone charger, phone stand, power bank ,power strip, earphone,smart watch,USB hub and so on. the Power strip include: Universal, EU standard, US standard, UK standard, Brazilian standard, and customized standard.
Q3: What kind of certificate do you have for your products?
All our products we have the CE,ROHS, FCC, UL, BIS, SASO and other certification requirements.
Q4: Can we have a sample for testing?
Sample can be free for quality checking if you pay for the express cost.
Q5: What is your MOQ? Can I place a trial order in a small quantity? Can we add our logo on the products(OEM)?
Our wholesale MOQ is 10pcs/model. The packaging and logo can be customized ,MOQ is 1000pcs/Model,the logo could be added by laser printing.
Q6: Could I know the completed date if ordering an order based on MOQ 1000pcs/item?
For LDNIO brand ,We have stock, so it will ship within 3 days after payment. If for OEM/ODM orders, generally need 15 working days after you confirmed package artwork .