8619142181281
sales@vnetpa.com
enLanguage
Column PA Speakers
Column PA Speakers

Column PA Speakers

20W IP Column Speaker
Item NO.: NS-L020
Features: 20W, Compatible with SIP
Payment: T/T, Western Union, PayPal
Original: China
Color: White
Send Inquiry

Product Description

 

The NS-L020 is a high-performance 20W IP column speaker designed for clear and natural sound reproduction. These reliable column pa speakers are ideal for both indoor and outdoor applications, offering robust performance in various environments. With SIP protocol compatibility, they can seamlessly integrate with multiple SIP brands and ip pa system setups, ensuring flexible deployment. Built with a durable aluminum alloy enclosure and ABS end-caps, these column pa speakers are built to last while maintaining an elegant white finish.

 

Equipped with full-range Hi-Fi sound quality, the NS-L020 delivers CD-like audio clarity, making it suitable for public address and background music. Supporting multiple audio codecs including OPUS, G722, and G711, these column pa speakers ensure broad compatibility and high-quality playback. The speaker also features dual SIP accounts, Direct IP Call, and RTP Multicast functions, enhancing its versatility in VoIP and IPPBX systems.Customers can also benefit from OEM and ODM customization services, prompt technical support, and the option to order samples for evaluation.

 

Key Features

 

  • 20W power output for clear and natural sound.
  • Full-range Hi-Fi speaker with CD-quality audio.
  • Supports SIP protocol, dual accounts, Direct IP Call, and RTP Multicast.
  • Durable aluminum alloy enclosure with ABS end-caps, white finish.
  • CE and FCC certified, suitable for indoor and outdoor use.

 

Specifications

 

Networking

Interface

10/100 Base-TX, RJ45

Supported Protocols

SIP, HTTP, HTTPS, IPv4, TLS, RTSP, RTP, RTCP, DHCP, DNS, NTP, TCP, UDP, IGMP, ICMP, ARP

Security

Password protection, IP address filtering, Digest authentication, User access log

Audio

Rated Power

20W
MAX SPL 101dB

Frequency Response

20Hz ~ 20kHz

Total Harmonic Distortion

≤10%

Signal-to-Noise Ratio

≥90dB

Decoding

OPUS 48KHz, MP3 44.1KHz, G.722-ADPCM 16KHz, G.711-PCMU 8KHz, G.711-PCMA 8KHz, G726 8KHz, GSM 8KHz, LPCM-16bit-Stereo/Mono 44.1kHz

VoIP

Protocol

SIP (compatible with VoIP, SIP devices such as IPPBX, IP Phone)

Functions

2 SIP Accounts

SIP Direct IP Call, RTP Multicast

Codecs

OPUS, G722, G711U, G711A

General

Dimensions

155 × 105 × 385mm

Power Supply

PoE or DC24V
Interface RJ45, DC Power Input, GPIO Alarm Input, Reset Button

Operating Temperature

-20℃ ~ +80℃

Enclosure Material

White Aluminum Alloy + ABS Plastic End-caps

Installation

Wall Mounted

Weight

3.3 kg

 

About Us

 

Founded in 2013, Xiamen Vnetpa Technology Co., Ltd. is a high-tech enterprise integrating research and development, manufacturing, and global sales. We specialize in IP audio communication technologies, with a core focus on IP voice paging systems, SIP-based intercoms, and networked public address solutions.



Driven by innovation, we are dedicated to providing intelligent public address, emergency broadcasting, and unified communication systems that enhance safety, efficiency, and user experience across various industries - including education, transportation, healthcare, banking, and commercial buildings.

 

Ordering Information

 

  • We support global shipment, sample orders, and bulk production.
  • MOQ: 1 sample available for testing
  • Lead time: 5–10 working days depending on order quantity
  • Packaging: Secure export carton with foam protection
  • Warranty: 1-year warranty with lifetime technical support

 

FAQ

 

Q: What is the main application of the NS-L020 IP Column Speaker?

A: The NS-L020 column speaker is designed for public address and background music in environments such as schools, hospitals, office buildings, airports, shopping malls, and transportation hubs. With SIP protocol support, it integrates easily into existing IP PA systems or VoIP networks, making it ideal for network-based broadcasting and emergency notification systems.

Q: How do I integrate the NS-L020 with my existing SIP or IP PBX system?

A: The NS-L020 supports standard SIP protocol, making it compatible with most SIP servers and IP PBX brands (such as Asterisk, Cisco, Yeastar, and Grandstream). Setup is simple-connect the speaker to your local network, configure SIP account information via the web interface, and it can operate immediately for paging, announcements, or music playback.

Q: Can the NS-L020 be used outdoors?

A: Yes. The NS-L020 features a durable aluminum alloy enclosure with ABS end caps, providing excellent protection against dust and moisture. It is designed to withstand harsh environments, with an operating temperature range of -20°C to +80°C, making it suitable for both indoor and outdoor installations such as stations, parks, and building exteriors.

Q: Does Xiamen Vnetpa provide OEM or ODM customization for this product?

A: Absolutely. As a manufacturer with in-house R&D and production capabilities, Xiamen Vnetpa offers OEM and ODM customization for appearance design, firmware configuration, and branding requirements. Customers can also request sample units for testing before bulk orders. Our team provides professional technical support to ensure seamless integration into your project.

 

Hot Tags: column pa speakers, China column pa speakers manufacturers, suppliers, factory, column array speaker system, Pillar Speakers, Community Column Speakers, Active Column Speaker, column speakers church, Column Speakers for Church