Amplifier Technology: Class A/B Output channels: 2 channels Maximum stable load: 2Ω RCA signal output: 4V RMS power 4Ω [email protected], RMS power 2Ω [email protected], Frequency response range: 20-20kHz (-30dB), Signal-to-noise ratio: >90dB@1W(4Ω), Size: 142*95*48mm This amplifier is designed to deliver audio performance with its Class A/B technology. It features two output channels and can handle a maximum stable load of 2Ω. The RCA signal output is rated at 4V, ensuring a strong signal for your audio system. With an RMS power of 4X30W at 4Ω and 4X50W at 2Ω, it provides ample power for various applications. The frequency response range spans from 20Hz to 20kHz, allowing for a wide range of audio reproduction. Additionally, it boasts a signal-to-noise ratio of over 90dB at 1W (4Ω), ensuring clear sound quality. The compact size of 142*95*48mm makes it easy to integrate into your setup. Color: Black Material: Metal Package Contents: 1* DSP Audio Processor Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.