100V USB Pre-Amplifier with Timing and 4 Zones Lpa-680A 680W

• Customization: Available
• Amplification Type: Passive
• Speaker Material: Aluminium
• Model NO.: LPA-680A
• Adjusting Method: 4-16 Ohms-70-100V
• Sound Channel: 1
• Structure: Amplifier
• Function: No
• SNR: 81-90dB
• Place of Origin: Guangzhou, Cn
• Brand Name: Qqchinapa
• Certificate: Ce, FCC, RoHS, CB
• Protetion: High Temp, Overload&Short-C
• Factory History: More Than 10 Years
• Warranty: 3 Years
• Deliver Time: 2-25days
• Factory Ability: OEM ODM
• Transport Package: Carton
• Specification: CE. CB, CCC. FCC. ROHS
• Trademark: QQ CHINA, Lingba, OEM
• Origin: Guangzhou, Guangdong, China
• Production Capacity: 20000PCS/3months

Product Description

Since2005, over 10 years OEM /ODM experience in Pulic Address System and Professional Audio System ,strict quality control and good price
Product Features

Pre-amplifier with Timing+USB+4Zone+Volume Control

Model	LPA-60A	LPA-100A	LPA-150A	LPA-200A	LPA-280A	LPA-380A	LPA-480A	LPA-680A	LPA-880A	LPA-1000A
Line Voltage	70-100V
Impedence	4-16 Ohms
Rated Power	60W	100W	150W	200W	280W	380W	480W	680W	880W	1000W
Zone	4 Zones
Dimension	485*360*90mm				485*395*90mm		485*445*90mm
Weight	7.48	8.58	9.36	10.06	11.9	12.78	15.74	17..23	17.42	19.37

Main Functions:
*Power amplifier power timing open and close control function,                                                                         *3*Microphone inputs,2 way Aux input,1 way Aux output,                                                                          
*70-100V constant pressure output and 4-16 Ohms Output,                                                                          
*5 units LED display lamp,                                                                                      
*Compatible with erase function,easy to insert emergency broadcast and saturation distoration alarm,              *Protection for short-C,over heat and over load,                                                                                      
*USB disk player,4 partition output,each channel independent volume control,                                  
*With limiter function, music without distoration.