VocoPro SAP-4808 250-Watt Speaker / Amplifier / Microphone PackageCompact 250W amplifier with Bluetooth, optical, RCA inputs and FM radio, with echo effects for mics and DSP effects for music. Two full-range professional vocal speakers to help your music sound great and your vocals and effects sound even better! Includes two professional wired microphones to get you singing right out of the box Item Weight: 122 pounds Vocopros new SAP-4808 is a speaker / amplifier package that will turn your smart TV into an entertainment center for karaoke, movies, and spots games. No karaoke disc or subscription required, just connect the DA-4808-BT amp to your smart TVs optical output, or use Bluetooth from your smart device or laptop.