Features 1. Multiple Connection Options: 2 RCA (L, R) inputs, 2 RCA (L, R) outputs, and 1 1/4-inch output to support various audio equipment connections. 2. Signal Conversion: Includes a phono turntable preamp to convert phono signals to line level signals, enabling easy transfer of vinyl records to digital formats with high-quality audio performance. 3. Independent Volume Control: Equipped with an ultra-low noise operational amplifier for independent output volume adjustment. 4. Compact and Durable Design: Housed in a metal enclosure for enhanced durability; small size for easy portability and integration into any audio setup. 5. RIAA Equalization: Applies RIAA equalization curve to accurately restore the turntable audio signal for precise playback and superior sound quality. Specification Item Type: Phono Preamp Material: Iron Shell Inputs: Type: RCA Connector Impedance: 47kΩ Maximum Input Level: -23.5 dBV at 1kHz Outputs: Type: RCA and 1/4-inch Stereo Connectors Impedance: 50Ω Maximum Output Level: +11.5 dBV at 1kHz Frequency Response: RIAA THD: 0.06% typical at -40dBu/1kHz Gain: 35dB SNR: 68 dBu at 0dBu, A Weighted Input Sensitivity: 5.3mV at 1kHz Voltage: 100-240V Package List 1 x Phono Preamp 1 x User Manual 1 x Adapter