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Guangzhou Vilder Audio Industrial Co., Limited

Speaker, Loudspeaker, Professional Speaker manufacturer / supplier in China, offering Stx828s Dual 18inch Big Power Outdoor Subwoofer Speaker, La-15 Professional Small Full Range 15′′ Line Array Speaker, Srx725 Professional Loudspeaker Box Can Be Waterproof Speaker and so on.

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Supplier Homepage Product Professional Speaker Subwoofer Speaker Stx828s Dual 18inch Big Power Outdoor Subwoofer Speaker

Stx828s Dual 18inch Big Power Outdoor Subwoofer Speaker

FOB Price: US $10-1,000 / Piece
Min. Order: 5 Pieces
Min. Order FOB Price
5 Pieces US $10-1,000/ Piece
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Port: Huangpu, China
Production Capacity: 2000PCS/Month
Payment Terms: L/C, T/T, Western Union, Money Gram, Cash

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Guangzhou V. Vilder Audio Speakers
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Basic Info
  • Model NO.: STX828S
  • Hi-Fi: Hi-Fi
  • Operation Mode: Wire / Remote Control
  • Speaker Material: Plywood
  • Certification: CE, RoHS, CCC, FCC, SGS
  • THD: <0.03%
  • System Type: Dual 18" Bass-Reflex Subwoofer
  • Frequency Response: 37 Hz – 120 Hz
  • System Maximum Spl: 138 dB Spl Peak
  • Lf Driver: 2 X18 Inch Woofer
  • Finish: Black Duraflex Finish
  • Transport Package: Carton or Flight Case
  • Origin: China
  • Noise: <95dB
  • Activity: Passive
  • Speaker System: Subwoofer
  • Application: Commercial
  • Monitor: No LED
  • Model No.: Stx828s
  • Frequency Range: 32 Hz – 250 Hz
  • Power Rating (Continuous1 / Program / PE: 1600 W / 3200 W / 6400 W
  • System Sensitivity (1W @ 1m): 99 dB Spl
  • Nominal Impedance: 4 Ohms
  • Trademark: V.
  • Specification: 564 mm x 1137 mm x 714 mm
  • HS Code: 8518220000
Product Description
STX828S dual 18inch big power outdoor subwoofer speaker

STX828S Subwoofer Speaker SPECIFICATIONS
Model No.STX828S
System TypeDual 18" bass-reflex subwoofer
Frequency Range32 Hz - 250 Hz
Frequency Response37 Hz - 120 Hz
Crossover Frequencies
30 Hz, 24 dB / octave HPF
80 Hz, 24 dB / octave LPF
Power Rating
(Continuous1 / Program / Peak)
Parallel: 1600 W / 3200 W / 6400 W
System Maximum SPL138 dB SPL peak
System Sensitivity (1w @ 1m)99 dB SPL
LF Driver2 x18 inch woofer
Nominal Impedance4 Ohms
EnclosureRectangular, 18 mm, 13-ply birch/poplar plywood
FinishBlack DuraFlex finish
Input ConnectorsSpeakon NL-4 (x2)
Dimensions (W x H x D)564 mm x 1137 mm x 714 mm
(22.2 in x 44.8 in x 28.1 in)
Net Weight82 kg (180 lb)

STX828S Subwoofer Speaker DESCRIPTION
A dual 18" high power subwoofer system in a front-loaded, vented enclosure designed
for maximum low-frequency performance. The STX828 has an optional wheel kit. 
Two drivers give 2,000 watts of continuous pink noise power handling, 4kW program 
and 8 kW peak.

STX828S Subwoofer Speaker FEATURES
1. Premium passive loudspeaker system
2 .Very high power handling
3. Dual 18 in. woofers for extended low frequency output 
   and extremely low distortion
4. Rugged DuraFlex coated enclosures sized to be truck pack friendly.
5. 14-Gauge steel grille lined with acoustically transparent cloth.
6. and extremely low distortion

STX828S Subwoofer Speaker APPLICATIONS
1. Live performance venues
2. Mobile and fixed DJ systems
3. Sound system rental

Why choose us / Our advantages
1. 4000 sqm company in one separate building with 4 floor;
2. 1000 sqm workshop with high production capacity;
3. With all kinds of certificate, like CE SGS, RoHS;
4. Can make OEM / ODM / DIY order, print customer's logo;
5. Sales & after-sales, 24 hours online; Non-artificial damage, 1 year warranty;
6. Strict quality control and supervision, high quality, stable performance;
7. With 6 professional technician whoever have more than 10 years experience in pro audio field.
Stx828s Dual 18inch Big Power Outdoor Subwoofer Speaker

Work Shop Pictures
Stx828s Dual 18inch Big Power Outdoor Subwoofer SpeakerStx828s Dual 18inch Big Power Outdoor Subwoofer Speaker

Payment methods
3.Western Union;
4.Money Gram;

Transportation methods
1. By air to airport;
2. By sea to seaport;
3. By sea door to door;
4. By courier door to door, DHL, TNT, FEDEX, UPS, EMS etc.

Q1: Are you a factory or trading company?
A1: We are the professional speaker manufacturer which located in HuaDu district in Guangzhou, China.
Q2: Can I get a sample for testing?
A2: Yes, you can. Product cost and shipping cost will be paid by buyer.
Q3: What kind plug will you offer, and what voltage?
A3: We can offer corresponding plug and voltage for each client's requirement.
Q4: What is your delivery time?
A4: 3-10 working days for small quantity and 15-30 days for bulk order.
Q5: How about your warranty?
A5: Non-artificial damage, 1 year warranty.
Q6: Do you accept OEM / ODM / DIY?
A6: Yes, welcome to place OEM/ODM/DIY order to us.
Q7: Can we print our own logo on product or on flight case?
A7: Yes, printing logo on flight case is no problem at any time. Printing logo on product need bulk order.
Q8: If I come to China, can you arrange my visiting to your factory?
A8: Welcome, please tell us your hotel address and visiting time, we will drive to your hotel to pick up.

Contact us
If you are interested in this model product, please feel free to contact us, send us inquiry.
If you need relative products or similar products, we are pleased to help you search that.
Even if you need anything else that not in pro audio field, we are still willing to help you if we can.
Let's do friends firstly, then do business. Any query, welcome to contact.
Stx828s Dual 18inch Big Power Outdoor Subwoofer Speaker
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