Public Address System
The core system line: announcements and music carried across rooms and zones from one brief.
Public address systems and professional audio · Hangzhou, Zhejiang, China
Public Address Systems Planned by Zone, Room, and Brief
This site describes public address categories at category level, based on the company website and store listing. Buyers start from the rooms and zones they need to cover, then put the coverage brief into an inquiry so the reply can match the rooms. Confirm availability and suitability for your order through an inquiry.
Send your PA zone specification Ask about PA systems Ask about amplifier lines
Zone coverage diagram
A diagram of coverage zones and speaker nodes, drawn for this site. It describes how to talk about zones, not a single installation.
- Main lines
- Public address amplifiers, professional power amplifiers, karaoke amplifiers, public address speakers
- Company category list, Alibaba store listing
- Own brand
- The company website presents FLB as its own brand for network public address equipment
- Company website, attributed
- OEM/ODM
- The company website states it has supported OEM/ODM programs for around 100 brands
- Company website, attributed, approximate wording preserved
- Documents
- Certificates available upon request
- Request documents through the inquiry form.
- Base
- Hangzhou, Zhejiang, China
- Location recorded in the company website and store listing.
- Application areas
- Education, shopping centres, intelligent transport, hotels, industrial sites, emergency broadcast, hospitals and banks, parks, airports and stations
- Application list on the company website
PA system lines by coverage need
Coverage need comes first. A single room, a floor of rooms, an outdoor yard, and a whole site each point to a different system shape, and the same buyer may need several shapes across one brief. The sections below describe each system shape at category level, so a buyer can start from the rooms and zones, then ask the supplier to confirm suitable options for those rooms.
PA System
The short name for the same system line, used by buyers who brief in shorthand.
Portable PA System
A system that moves with the event: gatherings, talks, and outdoor sessions.
IP PA System
Network-based PA: announcements routed over the building network to zones.
IP Public Address System
The full name for network public address: same line, formal wording.
Wireless PA System
Wireless links between system parts, for rooms where runs are hard.
Amplifier and speaker lines by job
Amplifiers and speakers are chosen by the job they do in the system: driving announcements across zones, carrying music into rooms, or supporting speech in one hall. The lines below describe each job at category level, with the room and placement questions a buyer should put in the inquiry.
Public Address Amplifier
The core amplifier line for public address systems.
Professional Power Amplifier
Professional power amplifiers for demanding PA jobs.
Karaoke Amplifier
Karaoke amplifiers for singing rooms and entertainment venues.
Public Address Speaker
The core speaker line for public address systems.
Background Music System
Background music for shops, offices, and public sites.
PA System Manufacturer
Buying from a PA system manufacturer: brief, samples, and terms.
What to put in a PA inquiry
A useful PA inquiry names the rooms, the zones, and the use, then asks the commercial questions in the same message. Share your quantity and target date to get MOQ and lead time for your order. Before payment, confirm every term that applies to your order.
- Name the rooms and zones, and what each zone is used for, in plain terms.
- Describe how announcements and music should reach each zone, and whether zones run together or separately.
- Name the rooms where speech must stay clear, and the rooms where background music matters most.
- Ask what to measure in each room, and what to check on a sample.
- Share your quantity and target date to get MOQ and lead time for your order.
Guides for choosing PA equipment
Wireless PA Systems for Business: A Selection Guide
Wireless PA suits businesses whose rooms resist new audio runs. This guide walks through rooms, distances, zones, and the brief questions that decide whether wireless fits.
Background Music System Design: Zones, Feel, and Rooms
Background music design starts with zones and feel, not equipment. This guide covers zone planning, feel per zone, announcement sharing, and the brief that gets a matched reply.
Outdoor PA Systems With Wireless Microphones: A Guide for Events
Outdoor events pair open areas with wireless microphones. This guide covers area planning, audience shapes, distances, and the brief that keeps outdoor sound clear.
Send your PA zone specification for every room
Tell us the rooms, the zones, and the use for your public address order, and ask the supplier to confirm suitable options for that brief.