The Sennheiser ASP 212 is a compact passive dual 2-way antenna splitter (2x 1-in/2-out) designed for distributing UHF antenna signals to wireless receivers while passing DC power to boosters.
Features
Frequency range: 30-950 MHz (ultra-wideband VHF/UHF coverage).
Attenuation: ~4 dB per output (minimal compared to ASP 114's 8 dB).
Connectors: 4x BNC female (2 inputs, 4 outputs); DC-coupled up to 0.3A max current.
Build: Desktop/portable metal housing (139 x 98 x 53 mm, 220g).