A9 6K4 Tube preamplifier NE5532 OP AMP AUX 5.0 U HiFi Stereo mini Headphone preamplifier
Product details
| Management number | 218507964 | Release Date | 2026/05/03 | List Price | $129.35 | Model Number | 218507964 | ||
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PreamplifiersA9 6K4 tube preamplifier NE5532 OP AMP AUX 5.0 U HIFI stereo mini headphone preamplifierparameterColor: BlackWorking power: DC 12V 1.5AFrequency range: 20Hz-20KHz (±3dB)Audio input: 5.0//U diskAudio output: /3.5mm headphone portSignal-to-noise ratio: 110dB (at input)Distortion: 0.05%USB memory: 32GBUSB flash drive: MP3/WMA/APE/FLAC/WAV, etc.Headphone impedance: 6-300 ohmsHeadphone maximum output power: 100mW (32 ohms)Input sensitivity: 0.775VOutput level: 1,4VrmsHigh, medium and bass gain: ±6dBProduct size: 13*14*3(CM)
- Preamplifiers
| Item Weight | 1.76 ounces |
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| Manufacturer | YRQUAABK |
| Package Dimensions | 0.39 x 0.39 x 0.39 inches |
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