ANTOP Amplifier Power Controller BBPI, Amp Power Inserter for AT-402BV, AT-400BV, AT-400B, AT-401B, AT-401BV, AT-402B, TV Antenna Accessories for Smartpass Built-in Amplifier Antenna
For ANTOP antenna models: AT-402BV, AT-400BV, AT-400B, AT-401B, AT-401BV, AT-402B
The power adapter is not included. DC 12V is required for this device. You will receive a random white or black accessory
This is not an amplifier. If you need an amplifier, search for AT-601W. ANTOP amplified antennas are all has built-in amplifier, and the external accessory, which need power adapter is not its amplifier, but the amplifier power controller
The green light means the built-in amplifier is on, and the yellow light means the built-in amplifier is off
If you need to replace the accessory for your TV antenna, check the label on the back. This is the "BBPI" model. If you're looking for GOPI, search for "GOPI" in the store