Jiangsu Profile
Famous Export Brand
Product List
1. Large Indoor Array Sound Column 
[Feb 25, 2026]
[Feb 25, 2026] 
Product Description Array sound column is a special type of speaker system that arranges multiple speaker units in a certain structure into a linear or curved shape, forming a shape similar to a "column", hence its ...
2. Line Array Speaker 6-10 Inches [Feb 25, 2026]
[Feb 25, 2026]
Product Description A linear array speaker is composed of multiple closely arranged radiating units, whose amplitudes and phases remain consistent, allowing sound to propagate in a linear manner. This design enables ...
3. Indoor Professional Grade, Line Array Subwoofer [Feb 25, 2026]
[Feb 25, 2026]
Product Description It is a special speaker design that arranges multiple speaker units in a straight line, and uses digital signal processing technology to accurately propagate the sound waves of each speaker, ...
4. 32 Channels, Digital Mixing Console [Feb 25, 2026]
[Feb 25, 2026]
A 32 channel digital mixing console is a digital audio mixing device with 32 input channels, mainly used for audio signal processing and mixing. The main functions and features of a 32 channel digital mixing ...
5. Single 18 Inch, Linear Array Subwoofer [Feb 25, 2026]
[Feb 25, 2026]
Product Description Linear array subwoofer is a special type of speaker design that achieves directional propagation and diffusion of sound by arranging multiple speaker units in a linear array. This design ...
6. Linear Array Speaker Power Amplifier [Feb 25, 2026]
[Feb 25, 2026]
Product Description A power amplifier specifically designed to drive linear array speakers. Power amplifiers play a crucial role in audio systems, as they can amplify weak input signals enough to drive speakers and ...
7. Paper Cone Wall Mount Speaker Ws-3205 [Jan 22, 2026]
[Jan 22, 2026]
Rated power 20-30w Rated voltage 110V Size 170 * 155 * 250 mm Sensititity(1w/1m) 91dB Frequency response 55-19khz Speaker unit 5 " Packing 1PC/COLOR ...
8. Professional Grade Line Array Subwoofer [Dec 02, 2025]
[Dec 02, 2025] Product Description It is a special speaker design that arranges multiple speaker units in a straight line, and uses digital signal processing technology to accurately propagate the sound waves of each speaker, ...
9. Speaker Box (CH70190) [Nov 11, 2025]
[Nov 11, 2025] Speaker Box (CH70190) Features: About us: Twenty years ago, a factory starts its first step in Electronic field. It is named as Changhzhou Choice. It just have few standard machines in it. For the promotion and ...
10. Professional Grade Active Monitoring Speaker [Sep 22, 2025]
[Sep 22, 2025] Product Description Speakers with power amplifiers, such as monitoring speakers, multimedia speakers, and some new home theater active speakers. Active speakers, due to their built-in amplifier circuit, do not ...
11. Speaker Box (CH70187) [Nov 11, 2025]
[Nov 11, 2025] Speaker Box (CH70187) Specifications: About us: Twenty years ago, a factory starts its first step in Electronic field. It is named as Changhzhou Choice. It just have few standard machines in it. For the promotion and ...
12. Speaker Box (CH70189) [Nov 11, 2025]
[Nov 11, 2025] Speaker Box (CH70189) Specifications: About us: Twenty years ago, a factory starts its first step in Electronic field. It is named as Changhzhou Choice. It just have few standard machines in it. For the promotion and ...
13. Speaker (CH70196) [Nov 11, 2025]
[Nov 11, 2025] Speaker (CH70196) Features: About us: Twenty years ago, a factory starts its first step in Electronic field. It is named as Changhzhou Choice. It just have few standard machines in it. For the promotion and developement ...
14. 200W Two-Way Conference Sound Column [Aug 17, 2025]
[Aug 17, 2025] Product Description The conference sound column is usually composed of multiple small sound units arranged closely, which can achieve high power output in a small volume. Its internal structure includes a conical ...
15. Coaxial Ceiling Speaker Public Radio Back Ground Loudspeaker [Oct 14, 2025]
[Oct 14, 2025] EAMM-TA301: Power:10W Constant resistance:8Ω Dia for install: Φ165mm Sensitivity(1w/1m):90dB Frequency response: 80-20KHz Loudspeaker:Φ25Φ135mm Size: ...
