Fixed resistance with power digital amplifier board

The Division newly developed integrated digital amplifier with power components, fixed impedance output. With stable performance, beautiful sound, high signal to noise ratio, automatic protection, high efficiency, intelligent audio adjustments, intelligent detection load resistance to adjust the output power, minimizing overall production costs, its features to meet the requirements of the whole plant , it is to develop new products and update products, saving the best matching product development cycle. High efficiency performance index:? 93% output power:? 100W, 200W 300W 400W 500W selected as desired output power fixed resistance:? 4Ω Supply voltage:?? AC220V bandwidth:? 20Hz-20KHz SNR:?? 98db loss? ? Truth Degree: ???? 1KHz 0.1% 400w @ 4Ω input and output interface: Intelligent fan temperature control signal input + - 12V 200mA output power output dimensions and weight: dimensions: 152x106x58mm Weight: 0.9Kg Installation Notes: 1 The signal input cable, shielded cable required, otherwise it will cause damage to your amplifier board self-excited! 2, the signal input is important to note + - pole, otherwise it will cause damage to the power amplifier board self-excited! 3, to provide the LED display, DC + -12V output, when not in use do not need to take. Product Image: LED Connections From left to right: 1 foot protection lamp, 2 feet to 3 feet power light, 4 feet lights Foshan Nanhai Katerini Electronics Co., Ltd. Contact: Miss Su QQ: 2816916219 Tel: 13106683780