*Digital shift frequency technology, can effectively suppress squeal, expansion volume, assurance transmission voice, high fidelity
*Effectively prevent burn audio equipment
*No need setting, without debugging, simple operation, automatic operation mode
*It can be widely used in the meeting room, KTV room, theater, live sound system etc.
Power Supply: AC 100-240V 50Hz/60Hz
Frequency Response: 20Hz-20KHz
T.H.D: <0.05%
S/N ratio: S/N >86dB
Input Impedance: 10K
Output Iimpedance :1K
Temperature: -20 C .. 85 C