China 450W Professional Feedback Function Power KTV Amplifier

1)Name: 450w Professional Feedback Function Power KTV Amplifier(S-779F)cheap price&high quality
2)Model: S-779F
3)Maximun output:
4)Power: 2 X 250W 8ohm
2 X 400W 4ohm
5)Frequency respone: 20Hz-20kHz -0.5dB
6)Signal noise ratio: 86 dB
7)Input sensitivity: 0.25V
8)THD: < 0.5%
9)Input impendance: 20KΩ ;
10)Supply power: 600W
11)Machine dimensions: 430x400x135mm
Application:
1)Arena and stage
2)Convention Centers
3)Medium or large Ballrooms
4)Conference rooms
5)Theaters Music
6)Club or Church
7)Concert and music group
about us:
Since the foundation of our enterprises, we have been concentrating on designing new products, doing research on new sound technology, training our staff, as well as improving our quality to products and management system. And now we have had a unique management experience, advanced production equipment, abundant design capability, and the large marketing network and after-sales service system.

MODELS-779S-778S-779FS-778FRated output power 8Ω450Wx 2350Wx 2450Wx 2350Wx 2Rated output power 4Ω400Wx 2500Wx 2400Wx 2500Wx 2Frequency response20HZ-20KHZ(+0.5, -0.5dB)Signal-to-noise ratio89dB86dB86dB86dBInput sensitivity0.45V0.4V0.24V0.4VTHD≤ 0.05%≤ 0.05%≤ 0.05%≤ 0.05%Input impedance47KΩ47KΩ47KΩ47KΩSupply Rated output pawer1000W800W600W800WExchange insurance10A8A5A8ANet weight16.5KG15KG11.5KG15KGPackage size mm485Wx 435Dx 135HPackage Package size mm565Wx 545Dx 225H