d features electronics built in pre amp

Karaoke Night CD+G Sing-A-Long Karaoke with LED Light Show (KN104): Adjustable Microphone Sensitivity, LED Display, Light Up Speaker, AC Power Adapter

Trexonic 15.4 Inch Portable DVD Player with TFT-LCD Screen and USB/SD/AV Inputs

Memorex BCCD50 AM/FM Top Loading CD & Cassette Player

Amazon Echo Show 11

SOUNDSTORM BTB6 Amplified Sound System, Weatherproof Speakers & Tweeters, Built-in Bluetooth, Ideal for ATV/UTV and 12 Volt Applications

Audiobox® SoundRides TRK-5600BT Retro Ride™ Low-Rider Truck Bluetooth® Speaker with WaveSync™ and Lights

ION Audio Game Day™ Primetime Portable Bluetooth® Speaker with Lights and FM Radio, Black

OM SYSTEM WS-883 Digital Voice Recorder

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

Emerson® Portable Cassette Player with AM/FM Radio, Earbuds, and Bluetooth® Out, Gray, EPC-1001

Champagne Speaker - heyday™ Gold

Champagne Speaker - heyday™ Pearl

Edifier 42-Watt-Continuous R1280T Powered Bookshelf Speaker Set with 4-In. Woofers, Reflex Port, Dual RCA Inputs, and Remote, Pair

Edifier 42-Watt-Continuous Bluetooth® R1280DB Powered Bookshelf Speaker Set with 4-In. Woofers, RCA/Aux/Optical/Coaxial, and Remote, Pair

Pyle 2000W 7.1-Channel Bluetooth Home Theater Receiver - AV Stereo Amplifier, 3D & Blu-ray Support

2 Year Audio Products Protection Plan ($800-$899.99) - Allstate

MEDca Digital Hearing Amplifier, Personal Hearing Enhancement Sound Amplifier with Extended Over 500hr Battery Life, Modern Blue

Monoprice Bluetooth Long Range Transmitter and Receiver with aptX HD and aptX Low Latency, SBC, AAC, Toslink/Optical, 3.5mm Aux

Edifier 36-Watt-Continuous MR3 Powered 2.0 Studio Monitor Speaker Set with 3.5-In. Woofers, Hi-Res Audio, TRS/Aux/RCA Inputs, Pair