This amplifier is noise-free. When without output connect, the Naphon series amplifier have no noise even it turns to the maximal volume. It will increase the quality of your work.

The amplifier has multiple wise protection system built-in. The Naphon B series amplifier integrate protect impact function of the power soft-start. DC output protect function, longtime over-heat protect function, and turn over delay function, it can speedy protect the circuit when the amplifier short circuit and over loading and won't intermit the performance.

The unit has built-in digital current limiter (crowbar) protection. Why some audio system always I broken the alt? It maybe isnot the problem of alt, if you choose the wrong amplifier it will also cause it. The smooth-top distortion of the amplifier not only cause the deterioration of sound, but also the killer of alt. The Naphon B series amplifier use the input/output comparative circuit. It will cut down the input signal when the amplifier going to the distortion state, so it can protect the speaker system. This function have control by on switch, you can switch on/off to use it or not. It let you have more choice.

Excellent timbre. Naphon B series amplifier have excellent and natural timbre either in frequency scan testing or engineering instance. It also has very good control for the speaker. It has power from 2 x200W to 2 x 1000W. Can matching any sound box.

The two dual-speed fans switch automatically to maintain the proper internal operating temperature. Naphon B series amplifier has tunnel shpe automatic dissipate-hot system, protect the amplifier operate longtime and safety.

Amplifier has various input/output connectors. Naphon B series has various input/output connectors. It has three way sensitivity switch for choose level,stereo,bridged-mono and parallel mono. It can connect the speaker speedy by the professional speakon.

Amplifier has consummate working status indications including. You can be clear at a glance of the working status through the LED indicator in the front panel of Naphon B series amplifier, and let the peration more easily.