Fosi Audio T20 Bluetooth Tube Amplifier Stereo Amplificador Audio 50W Power Headphone Amplifier for Home Passive Speakers Features: CSR64215 wireless Bluetooth 4.2 core support aptX low latency, Streaming range up to 39ft(12m), With Bluetooth and AUX selector, no pop when Bluetooth connecting; 50W RMS X 2 power output(4 ohms, 20 Hz – 20 kHz, 0.04% [...]