Двойной операционный усилитель NE5532 для наушников-динамиков, горячая распродажа

Audio Preamplifier Stereo Preamp 20dB Gain Dual Op Amp NE5532 for Speaker Headphone hot sale Audio Preamplifier Stereo Preamp 20dB Gain Dual Op Amp NE5532 for Speaker Headphone Feature:1. Audio Preamp: Enabling 10 times amplification for the audio signal, that is, 20dB. Can directly drive the headphone and supports 16ohm maximum headphone impedance.2. Pretty Sound: Using dual op amp NE5532 with high frequency electrolytic capacitor and noise reduction circuit design to improve sound quality with high audio gain.3. Reliable Use: RCA L and R, 3.5mm input and RCA L and R, 3.5mm, phone output. Powered by DC 9?19V, the static current is about 8mA. Also has volume adjustment knob.4. Wide Utility: Allows for input from DVD, CD, set top box, cell phone, etc. as well as output to speakers, sound blasters, AV receivers, post amplifiers and so on.5. Easy Carrying: Designed to have a compact size of 87 x 50 x 37mm, the lightweight stereo preamp is very convenient to carry and use.Specification:Item Type: Audio PreamplifierInput: RCA, L and R; 3.5mm. Output: RCA, L and R; 3.5mm; phone. Power Supply: DC 9-19VCompatible Input Devices: DVD, CD, set top box, MP3, TV, cell phone, computer, table