Do you have any product design patent?

Yes, most of the products from our china tws earbuds manufacturers are original and private designs, for most of them, we applied the design patents.

Do you have testing reports and certificates for your product?

Most of the hot selling models, we have all the necessary and basic certificates and reports, such as CE, ROHS, MSDS, UN38.3, KC, CE, IEC62133 and more.

Low Cost OEM in Ear Earphones True Wireless Bluetooth 5.4 Earbuds

Name: Low Cost OEM in Ear Earphones True Wireless Bluetooth 5.4 Earbuds
Brand: Roman Technology Co., Ltd
SKU: 1961106801

Guangdong, ChinaRoman Technology Co., Ltd

US$1.80-2.50

1 Piece

Sample price:US$2.50/piece.Request sample

Product profile

Customization

Available

Style

In-ear

Bluetooth Version

5.4

Model NO.

C-01

Soundtrack

Dual Track

Function

Bluetooth

Characteristics

Voice Control

Color

Black

Specifications

A2DP

Distance version

Class B

OEM/ODM Service

Availiable

MOQ

1000 PCS

Chipset

Ab5656c V5.4

Music Time

4.5h

Talking Time

3.5h

Standby Time

80h

Charging Time

1.5h

Headset Battery

35mAh*2

Charging Base Battery

300mAh

Profile

Avdtp/Avrcp/A2dp

Frequency

2.402-2.480GHz

Connectors

Type C

Appearance

in Ear

Colors

Black, Skin, White and More

Transport Package

Customized

Specification

6.5*5.0*2.0 cm

Trademark

Customized

Origin

Guangdong, China

HS Code

8517629400

Production Capacity

100000pieces/Months

Key features

Latest Bluetooth 5.4: Features advanced Bluetooth 5.4 technology for stable signal and dual track sound.

OEM/ODM Customization: Supports logo, pattern, packaging, and graphic customization with mold opening for large orders.

12 Months Warranty: Provides a comprehensive 12-month warranty coverage for all products against defects.

Multiple Color Options: Available in Black, Skin, White, and other custom color options.

Fast Sample Delivery: Samples can be delivered within 2-3 days for proofing and design verification.

Extensive Certifications: Holds ISO 9001, CE, ROHS, FCC, MSDS, UN38.3, KC, and IEC62133 certifications.

Strong R&D Capability: Backed by 240+ core patents and an independent acoustic laboratory for innovation.

High Production Capacity: Monthly output exceeds one million units with complete manufacturing facilities.

Company profile

ODM ServicesOEM ServicesYears of Export ExperienceExhibition Experience

Roman Technology Co., Ltd

Guangdong, China

Business Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 12 years CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤18h

AI-Powered supplier vetting

SummaryROMAN TECHNOLOGY CO., LTD demonstrates substantial product development, customization, export, OEM, and manufacturing capabilities. It reports new-product activity, ODM services, multiple customization options, OEM service for known brands, participation in major overseas trade shows, and stated monthly production capacity exceeding one million units. However, the evidence does not establish certification holdings, financial strength, or formal quality-assurance status. The supplier has no overseas showroom, overseas agents or branches, overseas warehouse, or in-stock service capability. Raw-material traceability and several manufacturing-control procedures are also unresolved. Customer evidence is limited to named product/order records and one associated buyer, so customer-case depth cannot be fully assessed.

Supplier typeThe supplier presents itself as a manufacturer with R&D, ODM, OEM, and smart-manufacturing capabilities. Its product records cover styling irons, curling irons, and hair-dryer parts, while the stated manufacturing description includes production, testing, and shipping activities.

After-Sales capabilityThe supplier reports no overseas showroom, overseas agents or branches, overseas warehouse, or in-stock service capability. Although it has attended offline trade shows, the evidence does not establish an effective after-sales network or complaint-resolution process; complaint handling is recorded only as “Others.”

R&D capabilityThe supplier reports new products within the past year, provides ODM services, and maintains a product R&D institute. It also describes continuous technology exploration and process optimization, although no SDK is available.

Production capacityThe supplier states that it has standardized processes from raw-material procurement through final testing and shipping and monthly production capacity exceeding one million units. However, it reports no in-stock capability, no overseas warehouse, and unresolved status for capacity reconciliation, outsourcing procedures, and manufacturing contracts.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization. This range is directly supported in two slices and indicates broad customization coverage.

Client casesThe supplier reports OEM service for known brands and provides product/order records for styling irons, curling irons, and hair-dryer parts. One associated buyer, ELIN APPLIANCES PRIVATE LIMITED, is identified, but the evidence is too limited to establish the scale or breadth of its customer portfolio.

Product Q&A

Q:Can you do our designs with our LOGO?

Yes. We will offer OEM/ODM service! Support customized LOGO, radium engraving, embossing and designed package box! Sample can be proofing, Large quantities can be open mold. We have engineers will give you technical or new design solutions generally within 2-3 days. Contact me online to know more!

Q:How do you take care when your clients received defective products?

We offer the warranty of 12 months for all products.

Q:What's your delivery time?

Sample 2-3 days; More than 1000pcs 25 working days.

Q:Does the China true wireless earbuds supplier have been audited or verified?

Yes, we are a TWS factory with BSCI, ISO 9001 and more.

Q:What are the major advantages of our factory?

We have the R&D team for products of original and private designs. What's more, we have completer manufacturing facilities, including the reliability testing lab, tooling development department, plastic injection department, oil spay & logo printing department, product assembly and packing department.