What is the transmission distance?

The G19 model has a transmission distance of greater than 15 meters with a beam angle of about 15 degrees.

How should the speaker be installed?

It can be wall-hung. For 'sound-shower' mode, mount on the ceiling facing the floor. For 'virtual speaker' mode, point it at an object to reflect sound.

Ultrasonic Loudspeaker Active Sound Directional Speaker System for Museum

Name: Ultrasonic Loudspeaker Active Sound Directional Speaker System for Museum
Brand: Shenzhen Golden Lisen Electronic Tech. Co., Ltd.
SKU: 1945456621

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

US$100.00

10-49 Pieces

US$98.00

50-199 Pieces

US$95.00

200-999 Pieces

US$90.00

1,000+ Pieces

Sample price:US$110.00/piece.Request sample

Product profile

Customization

Available

Usage

Expand Volume, Directional Speaker

Model No.

G19

Model NO.

G-19

Product Size

985*985*35mm

Angle Range

About 15 Degrees

Max Power

15W

Spl

85dB@1kHz/1m

Thd Total Harmonic Distortion

0.5%

Audio Input

3.5mm, Bluetooth, TF Card

Power Input

DC 5V 3A

Transmision Distance

>15m

Frequency Range

400Hz-10kHz

Material

Aluminium Alloy

Harmonic-Distortion

0.50%

Radiation Mode

Direct Radiation Type

Certification

Transmission Mode

Ultrasonic Wave

Cone

Transducer Principle

Style

Wall Hanging

WORD nChannels

Mono

Brand

Lisenecho

Transport Package

Gift Box

Specification

39*20*25cm

Trademark

Lisenecho

Origin

China

HS Code

8518290000

Production Capacity

15000PCS/Year

Key features

Ultrasonic Directional Sound: Produces narrow beam to control sound in specific areas, reducing noise pollution.

Bluetooth 5.0 Connectivity: Supports Bluetooth 5.0, TF card, and 3.5mm audio input for versatile playback.

Super-Thin Design: Aluminium alloy construction with only 35mm thickness, suitable for wall hanging.

Low Distortion Audio: Pre-processing algorithm reduces distortion to 0.5% for clear voice and music.

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

Remote & Sensor Control: Features remote control and infrared sensor for silent mode and cycle display.

Wide Application Scenarios: Ideal for museums, retail, trade shows, and digital signage without disturbing others.

CE Certified Quality: Product holds CE certification ensuring compliance with safety and quality standards.

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: ≤2.35h 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.