What certifications does the product have?

The product is certified with FCC, RoHS, and CE.

How does the virtual sound source mode work?

The speaker points at an object (like a sign), and the sound beam bounces off it to the user, making it seem like sound originates from the object.

Ceiling-Mounted Ultrasonic Directional Sound Speakers for Museums

Name: Ceiling-Mounted Ultrasonic Directional Sound Speakers for Museums
Brand: Shenzhen Golden Lisen Electronic Tech. Co., Ltd.
SKU: 2163379535

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

US$350.00

1-9 Pieces

US$330.00

10-99 Pieces

US$320.00

100+ Pieces

Sample price:US$350.00/piece.Request sample

Product profile

Customization

Available

Enclosure Material

Aluminum

Impedance

8 ohms

Model NO.

G-18

Power Handling

30W

Sound Pressure Level

85 dB

Usage

Home Theater, Professional Monitoring, Studio Application, Expand Volume, Directional Speaker

WORD nChannels

Mono

Model No.

G18

Product Size

200*30mm

Angle Range

About 15 Degrees

Max Power

30W

Spl

85dB@1kHz/1m

Thd Total Harmonic Distortion

0.5%

Audio Input

3.5mm, Bluetooth, TF Card

Power Input

DC 5V 3A

Transmision Distance

>20m

Frequency Range

400Hz-10kHz

Material

Aluminium Alloy

Harmonic-Distortion

0.50%

Radiation Mode

Direct Radiation Type

Transmission Mode

Ultrasonic Wave

Style

Ceiling-Mounted

Transport Package

Gift Box

Specification

6pcs/carton

Trademark

Lisenecho

Origin

China

HS Code

8518290000

Production Capacity

15000PCS/Year

Key features

Ultrasonic Directional Sound: Creates narrow beam like flashlight, controlling sound to specific areas only.

Multiple Audio Inputs: Supports Bluetooth 5.0, TF Card, USB, and 3.5mm audio input for versatile playback.

Super-Thin Design: Ceiling-mounted aluminum alloy enclosure with ultra-narrow beam angle for stealth installation.

Smart Control Options: Features remote control, infrared sensor, and virtual sound source reflection modes.

Low Distortion Audio: Pre-processing algorithm ensures high-quality stereo sound with 0.5% THD.

Flexible Customization: OEM/ODM services available with flexible customization options for models and packaging.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceFast Delivery

Shenzhen Golden Lisen Electronic Tech. Co., Ltd.

Guangdong, China

CertifiedBusiness Type: Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 14 Years CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤2.43h CertifiedTerms of Payment: LC, D/P, T/T, etc.

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.