502 Bluetooth power amplifier:
Products with USB / SD card to broadcast the built-in Bluetooth with power amplifier frequency: FM88-108mhz, with card reading power and memory, with infrared remote control function, port supports mobile phones, computers, DVD and so on external signal input.
Single input voltage: 12V DC
Feature: control of noise filtering! Strengthen the Bluetooth receiver
The output power of 100W*2;