ขาย Ne 5532 เครื่องขยายเสียง Ac Dual 15v ราคาที่ดีที่สุด

100% brand new and high quality Made of high quality material, solid, durable, good performance and long service life. Power supply circuit adopts full bridge rectifier, effectively eliminate the high frequency interference of AC power grid. Chip has high conversion rate and strong drive ability, better performance,noise is very small, and sound warm and distorted, high fidelity. It contains 10 times the tone board preamp, and treble, alto, bass, volume control. With op amp IC package socket, flexible, easy to upgrade, suitable for different tastes. Board layout is reasonable, low noise, component layout nice, maximum to meet your critical eye. Components carefully selected areas, the use of cost-effective than high NE5532 op amp, high-quality small potentiometer, 1 % metal film resistors, capacitors, etc.. Material: PCB Board, Electronic Components Supply Voltage: Dual Power AC 15V Number of Channel: Dual-channel Audio Adjustment Types: 4 channels(treble+alto+bass+volume) Audio Input: RCA sockets Audio Output: 3P terminal Input Voltage: 3P terminal Size: app.10.5 x 5.4cm/4.13 x 2.13in Color: Blue Quantity: 1 Pc Package includes: 1 x Preamplifier Board