The Pro-Ject Wireless Box E is a compact monophonic streaming amplifier (Streaming amplifier) designed to fit directly onto the terminals of passive speakers. By turning them into wireless active systems, the process is completed in just a few seconds. The cutting-edge WiiM OS technology delivers 1×25W/50W of power at 8/4Ω, making it possible to create minimalist hi-fi systems or multi-room setups (Multiroom).