d features electronics built in pre amp

Edifier R980T 24-Watt-RMS Amplified Bookshelf Speaker System in Black

LG XO2T XBOOM 360 Wireless Bluetooth Speaker with Omnidirectional Sound,

Vivitar Home Theater Soundbar System with 4 3” Full Frequency Drivers,2 Microphones, 2 Speakers and 6.5” Subwoofer

Crunch PowerDriveX 1000 Watt 4 Channel Exclusive Blue A/B Car Stereo Amplifier

Pyle Pro Live Broadcast Sound Card Kit - Wireless Bluetooth Streaming, 8 Sound Effects, 12 Ambient Music, and Condenser Microphone

PHILCO Stereo Shelf System Tray-Loading CD Player with Bluetooth, 50W RMS Output, FM Radio, Remote, USB, MP3/AUX Input, LCD Display

PHILIPS AZ700T CD Soundmachine, Portable Stereo Boombox with 12W Powerful Sound, USB Input for Music Playback, Headphone Jack, and Easy to LCD Display

OM SYSTEM DM-720 Digital Voice Recorder

ZipSpin CD121 Load & Go Single Target CD/DVD Duplicator

MEDca Premium Digital Hearing Aids for Seniors, Invisible in Canal (CIC) In, Ear Mini Sound Enhancer Set, Near, Invisible, Noise Cancelling

Ultimate Ears Boom 3 Wireless Bluetooth Speaker, Bold Sound + Deep Bass, Bluetooth, Magic Button, Waterproof

Denon PMA-1700NE 140W Integrated Amp & DCD-1700NE CD/SACD Player (Black)

Fuse Audio DJ TECH MINI USB CONTROLLER W/ BEATMATCH

Studebaker SB2135BTCG Portable Bluetooth Stereo CD Player with AM/FM and Cassette Player - Green

YARDSIGHT Vintage Bluetooth Record Player with Built-In Speakers – Stylish Sound for Any Space

Edifier 70-Watt Continuous Bluetooth® D12 Integrated Desktop Stereo Speaker with 4-In. Woofers, RCA/Aux Inputs, Wooden Enclosure, and Remote

Wireless Bluetooth Home Stereo Amplifier for Streaming with Compact Design, + All Bluetooth Devices, Powerful Sound

6.2" Double DIN DVD Car Stereo for Streaming with Touchscreen Display, Bluetooth + USB, Android Compatible

VICTOR Milwaukee 50 Watt Desktop Bluetooth Stereo System with CD/MP3 Player, FM Radio, Functioning VU Meters, and Detached Stereo Speakers, Silver

RODE PodMic USB White White

Pyle 2IN 2OUT USB/ASIO Audio Interface for Recording and Podcasting (PMUX42) - Brunswick Green