12 Inch New Design Neodymium 3" Vc Professional Audio Speaker

• Noise: <95dB
• Hi-Fi: Not Hi-Fi
• Activity: Passive
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: 12NDF75U1-8
• Operation Mode: Put in Cabinet
• Speaker System: Professional Cabinet
• Speaker Material: Wood
• Application: Professional
• Certification: CE, RoHS, CCC, FCC
• Monitor: No
• THD: <0.005%
• Transport Package: Export Carton
• Specification: 12inch
• Trademark: HIWELL
• Origin: Made in China
• HS Code: 8518290000
• Production Capacity: 10000/Year

Product Description

12 Inch New Design Neodymium 3" VC professional audio speaker

97dB SPL
3"VC 400W AES 
Neodymium Ring 
Paper cone with coating 

GENERAL SPECIFICATIONS
Nominal diameter		mm (in.)	311(12)
Nominal impedance		Ω	8
Minimum impedance		Ω	6.9
Program power (1)		W	800
AES Power rating(2)		W	400
Sensitivity (3)		dB	97
Frequency range		Hz	57 ~ 3500
Voice coil diameter		mm (in.)	75(3)
Chassis material		Aluminium
Magnet		material	Neodymium
Magnet dimensions (ODxIDxh)		mm	74 x 15 x 10
Coil material		CCAW
Former material		Glass Fiber
Xmax(4)		mm	6.5
Xmech(5)		mm	12
Gap height		mm	10
Voice coil Wingding height		mm	18
SMALL SIGNAL PARAMETERS
DC resistance		Re	Ohm	5.3
Resonance frequency		Fs	Hz	57
Moving mass		Mms	g	63
Compliance		Cms	mm/N	0.15
Force factor		BL	N/A	17.80
Mechanical Q-factor		Qms	5.7
Electrical Q-factor		Qes	0.34
Total		Q-factor	Qts	0.32
Equivalent air volume		Vas	I	70
Voice coil Inductance		Le	mH	0.70
Diaphragm area		Sd	cm²	544
Reference efficiency		Eta 0	%	2.6
SHIPPING INFORMATION
Net weight		Kg	4.3
Multipack size (1) (W x D x H)		mm	325 x 325 x 175
Multipack weight		Kg	4.9