Manufacturers 280W Voltage Voice Stereo Power Amplifier with 4 Zones

• Customization: Available
• Type: PA Amplifier
• Usage: Public Address System
• Model NO.: LPA-280
• Tube Type: Transistor Amplifier
• Function: PA Amplifier
• Sound Channel: 2.1
• Output Number: 8
• Voltage: AC 220V
• Element Number: Push-Pull Amplifier
• Conductive Mode: AB
• Place of Origin: Guangzhou ,Cn
• Brand Name: Qqchinapa
• Use: Hotel,School,Airport,Departmen,Church
• Certificate: Ce, FCC,RoHS,CB
• Protetion: High Temp,Overload&Short-C
• Factory History: More Than 10 Years
• Warranty: 1years
• OEM ODM: Yes
• Transport Package: Carton
• Specification: CE, ROHS, FCC
• Trademark: QQ CHINA, Lingba, OEM
• Origin: Guangzhou, Guangdong, China
• HS Code: 8518400090
• Production Capacity: 300, 000 PCS/Year

Product Description

1: Three microphone inputs. Two auxiliary inputs, and one auxiliary outputs for link.
2: Transformer isolated 100V, 70V and 4-16 Ohms speaker outputs.
3: A five element LED level meter is provided for quick and easy visual monitoring of the sound level
4: Muting function.
5: Individual volume control, low and high tone control
6: With built-in chime generator, and the chime output volume is adjustable.
7: Short circuit protection & alarm
8: Individual distributor for 6 channels, the volume can be adjusted independently
9:Panel colour :Black or White 
 

Model	LPA-280	LPA-380	LPA-480	LPA-680	LPA-880
Line voltage	70-100V	70-100V	70-100V	70-100V	70-100V
Sensitivity	230mv\15mv	230mv\15mv	230mv\15mv	230mv\15mv	230mv\15mv
Sensitivity	> 80db	> 80db	> 80db	> 80db	> 80db
Harmonic distortion	< 0.3 %	< 0.3 %	< 0.3 %	< 0.3 %	< 0.3 %
zone	6	6	6	6	6
FREQ. RESP	20Hz-20KHz	20Hz-20KHz	20Hz-20KHz	20Hz-20KHz	20Hz-20KHz
Rated power	280W	380W	480W	680W	880W
Fuse	F5AL	F5AL	F8AL	F8AL	F10AL
GW(kg)	15	16.5	18	21	22

Since2005, over 10 years OEM /ODM experience in Pulic Address System and Professional Audio System ,strict quality control and good price
Product Features:
All-in-one public address device combining tuner, MP3 player, pre-amplifier and power amplifier together With USB port, supports running flash disk or portable hard disk Tuning station saving function after power failure 3 MIC inputs with individual volume control 2 Aux line inputs & 1 line output for additional mixer or amplifier link 1 emergency signal input Built-in chime generator with two types of tone Two levels of priority muting function: MIC1> Chime Bass, treble, and master volume control Output short-circuit protection and alarm function 3 types of speaker output: 100V, 70V, 4-16 Ω  
Product Advantages:
1. Stable quality,Good price
2.Short product period
3. On time delivery
4. OEM Ability
5. Excellent R&D team