What is the delivery time for orders?

Goods typically arrive within 5 to 7 days after delivery to the express carrier.

What payment methods are accepted?

We accept Western Union, PayPal, T/T, LC, D/P, and small-amount payments.

What is the transmission distance of the speaker?

The transmission distance can reach up to 100 meters without significant attenuation of sound intensity.

Ultrasonic Directional Sound Speaker for Museum and Library

Name: Ultrasonic Directional Sound Speaker for Museum and Library
Brand: Shenzhen Golden Lisen Electronic Tech. Co., Ltd.
SKU: 2075032355

Guangdong, ChinaShenzhen Golden Lisen Electronic Tech. Co., Ltd.

US$380.00

1-9 Pieces

US$370.00

10-99 Pieces

US$360.00

100+ Pieces

Sample price:US$380.00/piece.Request sample

Product profile

Customization

Available

Cone

Usage

Expand Volume, Directional Speaker

Model NO.

G-17

WORD nChannels

Mono

Model No.

G17

Product Size

278*146*30mm

Angle Range

About 15 Degrees

Max Power

50W

Spl

85dB@1kHz/1m

Thd Total Harmonic Distortion

0.5%

Audio Input

3.5mm, Bluetooth, TF Card

Power Input

DC 24V 3A

Transmision Distance

50m

Frequency Range

400Hz-10kHz

Material

Wooden

Harmonic-Distortion

0.50%

Radiation Mode

Direct Radiation Type

Certification

Transmission Mode

Ultrasonic Wave

Transducer Principle

Style

Wall Hanging

Brand

Lisenecho

Transport Package

Corrugated Box + Foam

Specification

4pcs/carton

Trademark

Lisenecho

Origin

China

HS Code

8518290000

Production Capacity

15000PCS/Year

Key features

Ultrasonic Directional Technology: Creates focused audio beams to target specific areas without background noise.

Versatile Audio Inputs: Supports 3.5mm audio, Bluetooth 5.0, and TF card playback.

Customized Audio Experience: Adjustable beam angle and range allow tailored sound coverage for exhibits.

Super-Thin Design: Ultra-narrow transducer unit ensures sleek integration with any environment.

Low Distortion Audio: Pre-processing algorithm reduces distortion for clear voice and music.

Long Transmission Distance: Sound intensity remains stable over distance up to 100 meters.

Multiple Mounting Modes: Supports sound-shower ceiling mounting and virtual speaker reflection modes.

Flexible Customization: OEM and ODM services available with flexible customization options.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceExperienced TeamFast Delivery

Shenzhen Golden Lisen Electronic Tech. Co., Ltd.

Guangdong, China

CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Flexible customization CertifiedExport Year: The company had successful foreign trading experience in North America, South America and Europe. CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤1.50h

AI-Powered supplier vetting

SummaryShenzhen Golden Lisen Electronic Technology Co., Ltd. is described as a high-tech manufacturer established in 2005, covering product R&D, production, and sales. Its products include hanging CD machines, advertising power banks, and Bluetooth speakers. The supplier reports FCC, RoHS, and CE compliance certifications, flexible customization, and delivery of customized samples within three days. It has four R&D engineers, six to ten quality-control staff, and reported lead times within 15 workdays in both peak and off-peak seasons. Service procedures for corrective and preventive actions and customer complaints are documented and followed. However, the supplier reports no in-stock capacity, overseas warehouse, overseas showroom, overseas agents or branches, or offline trade-show participation. No new products were launched in the past year, no SDK is available, and quality assurance status and raw-material traceability are unknown. Financial information is represented only by reporting years, so financial...

Supplier typeThe supplier is explicitly described as a high-tech enterprise integrating product research and development, production, and sales. Its stated product range includes hanging CD machines, advertising power banks, and Bluetooth speakers, supporting classification as an electronics manufacturer.

CertificationsThe supplier reports FCC, RoHS, and CE certifications in both its sustainable-development/product-certification information and product compliance information. These stated certifications provide explicit evidence of compliance coverage for the listed standards.

After-Sales capabilityThe supplier has documented and followed procedures for corrective and preventive actions and customer complaints. However, it reports no in-stock service capacity, overseas warehouse, overseas showroom, overseas agents or branches, and service coverage in zero countries, indicating limited physical overseas support.

Customization capabilityThe supplier explicitly offers flexible customization and states that its R&D team can provide a new customized sample within three days. Its description also identifies integrated R&D, production, and sales capabilities, directly supporting a positive assessment of customization services.

Client casesThe supplier states that it serves customers in East Asia, Southeast Asia, Europe, and North America, and confirms OEM service for well-known brands. It reports no cooperation with Fortune 500 companies; therefore, geographic reach and brand OEM experience are evidenced, but major-enterprise case strength is limited.