U.S. Warehouse Promotion: Limited Offer!
Professional Stage Power Amplifiers shipped from U.S. overseas warehouse, no additional customs duties required, delivered within 2-5 days!

	USA STOCK
No.	SKU	RMS Output	NOTE	Discount	In stock
1	DS-10Q V4.0	1350W x 4CH 8Ω 2100W x 4CH 4Ω	8 REAR FANS	/	≥10
2	DS-10Q V3.0	1350W x 4CH 8Ω 2100W x 4CH 4Ω	long heatsink board	5% off	8
3	DS-14K	2400W x 4CH 8Ω 4400W x 4CH 4Ω	8 REAR FANS	/	3
4	D2-4200	4200W x 2CH 8Ω 7800W x 2CH 4Ω 8500W x 2CH 2Ω	GaN,2ohms stable	/	2
5	K4-450	450W x 4CH 8Ω 700W x 4CH 4Ω	Good for tweeter	/	≥10
6	K4-1000	1000W x 4CH 8Ω 1400W x 4CH 4Ω	Old Version	5% off	≥10
7	K4-1400X	1400W x 4CH 8Ω 2200W x 4CH 4Ω	New Panel	5% off	5
8	K4-1700X	1700W x 4CH 8Ω 2800W x 4CH 4Ω	New Panel	/	4
9	FP10	1350W x 4CH 8Ω 2100W x 4CH 4Ω	Black Capacitors	10% off	2
10	PA-2	/	2 in 6 out	/	6

5% Discount on Select Models (approx. $20-$30 savings):
5% OFF for single-unit purchase
Tiered discounts for 4+ units (contact sales for exclusive quote).

①Digital Power Amplifier: K4-1000 (Legacy Panel)
Exclusive to U.S. warehouse (discontinued in other regions).
Power Output: 4x1000W @ 8Ω / 4x1400W @ 4Ω 

②Switching Power Supply Amplifier: DS-10Q V3.0 
Exclusive to U.S. warehouse (discontinued in other regions).
Predecessor to V4.0, 94mm extended heatsink for enhanced cooling.
Power Output: 4x1350W @ 8Ω / 4x2100W @ 4Ω
 
③Digital Power Amplifier: K4-1400 (New Panel)
 Power Output: 4x1400W @ 8Ω / 4x2200W @ 4Ω
Ideal for dual 8-10" line array systems.
 
④Switching Power Supply Amplifier: DS-10Q (Black Capacitor Edition)
 Lower cost than V4.0/V3.0 with identical power output.
Cost-effective internal components, similar to mainstream 10000Q models.
 

Final Stock Alert 
K4-1000 (Legacy Panel) and DS-10Q V3.0 are last-chance inventory in the U.S. warehouse. Once sold out, no restock!

Warranty Policy: 
Click here to view sinbosen amplifier warranty


Contact us:
sales2@sinbosen.com
Whatsapp:https://api.whatsapp.com/send?l=en&phnoe=8616676738225
Website:https://www.sinbosenaudio.com/