Nobsound Little Bear T7-PRO Mini Valve Tube Phono Stage Preamp for Turntables
Was fully tested and works perfectly. Specs found on Internet are below. There's also manual included. RIAA phono part. Tube model: 6J1. Power range output: 0.2 W. Output impedance 200 ohms, input 47k ohm / 220 pF.