ขาย A907 เครื่องขยายเสียงไมโครโฟน 2 Channel สําหรับคาราโอเกะไดนามิกไมโครโฟน ราคาที่ดีที่สุด

With compact size, A907 microphone sound amplifier is easy to carry, made of full metal material, durable to use. It adopts automatic reverberation function, equipped with reverberation time and reverberation depth adjustment. Considerate knob adjustment, well-designed servo voltage stabilizing circuit and two-channel signal input are all convenient for the customer to use and operate.  Features:  The product adopts automatic reverberation function, equipped with reverberation time and reverberation depth adjustment. With compact size, the amplifier is easy to carry, and made of full metal material, durable to use. Adopt considerate knob adjustment design, convenient for the customer to use and operate. The servo voltage stabilizing circuit and two-channel signal input are well-designed.  The two-channel echo microphone amplifier uses professional echo imported embedded control chip, well-tailored for Karaoke/recording/hosting/reading.  Specifications:  Product Model: A907 Product Name: Microphone Sound Amplifier Max. Signal Input Voltage: 450mV SNR: 120dB (A) Output Power: 140mW Distortion: ≤0.02% Channel Separation: ≥120dB Frequency Response: 20Hz-20kHz(±0.05dB) Output Noise: ＜0.1mw Output Load Impedance: 16-320 ohm Output Impedance: 100kohm Item Size: 11*6.8*2.7cm / 4.3*2.7*1.1in Item Weight: 126.1g / 4.4oz Package Size: 20.5*18*5.5cm / 8.1*7.1*2.2in Package Weight: 299g / 10.5oz Material: Metal Color: Black Packing List:  1 * Microphone Sound Amplifier 1 * Charging Cable 1 * 3.5mm-3.5mm Audio Cable