Best Car Stereos Under 100

Boomstick Psychoacoustic Portable Amp and Audio Enhancer - Silver

Psychoacoustic audio processing that dramatically increases bass response, definition, and overall clarity.
Compatible with headphones, portable speakers, car stereos, and other audio devices that use 3.5 mm plug connectors.
Boom mode increases sound by 7 db, Boost mode increase sound by 11 db. The Boomstick does not have an independent volume control..
Audio Input: connects to audio players via attached 3.5 mm cable.
Audio Output: connect directly to headphones with 3.5 mm plug, or car stereos and portable speakers via AUX.

Fit For Android System Stereo: Wireless donlge is compatible with all android car stereos. Works with iphone version from 5s to 12Pro Max seamless....
Wireless Car Play: Realize carplay function easily via Alink APP, Achieve Siri voice control, online navigation, phone call, music, podcasts and more.....
Screen Mirroring: You can switch car play to wireless mirror link after selected in the Alink. Sync more apps to car radio screen, use more....
Plug & Play: Equipped with 5G WiFi modular and 5.0 bluetooth chip., Activate and connect the wireless adapter via built-in wifi and bluetooth at first....
Warm Tips: 1. Only work with android car stereos. 2. Need to use original or factory USB data cable(Charging cable can't work). 3. Please download....

Support hands free, can connect microphone and support phone calling through Bluetooth receiver.
Compatible with home stereos / speakers, car stereos, headphones.
Support iPhone, Android phones, other smart phones which support Bluetooth A2DP profile.

...xperience. Its hidden compact design perfectly matches with S8 LT to solve the feedback and noise problems caused by third-party amplifiers. It can also be used with vehicle-specific YOFUNG installation dash kits (wiring harness, data interface, mounting kit)..
S8G2113LT is the 2nd generation of ATOTO S8 Android car stereos. Its Soc applies the ARM Cortext Octa-Core processor (High performance), and the latest ATOTO AICE UI 11.0 (deep customization on Android 10.0). New ATOTO S8 can bring confidence and satisfaction under various operations. 3 options are available for internet access - Wi-Fi hotspot, Bluetooth & USB Tethering (Traditional Android car stereos only have Wi-Fi option)..
Speed Compensated Volume Control (SCVC)-Automatically adjusting S8's system volume as the vehicle speed changes to compensate for the road&wind noise. Users can put memorable photos in the specified gallery folder and let them play automatically on S8's HD screen with only a tap. S8 enables 6 touch gestures supporting a 2-fingers/3-fingers tap to enter the multi-task menu quickly, switch between preset 9 EQ modes, adjust the screen brightness, etc., which improve operation safety during driving..
Dual Bluetooth allow S8 to have multi-connections with phone and BT devices m....

Portable Radio: The FM transmitter for car automatically finds the best frequency and is powered by 2 AAA batteries (included).
the radio transmitter features durable contacts for reliable, high-acoustic purity.
Durable and Tangle-Free Cord: The FM radio wireless transmitter with durable cords ensures flexibility without the messiness of any tangled cables.
Universal Compatible AUX Radio Transmitter: The battery powered FM transmitter AUX works with any device equipped with a standard 3.5mm audio jack or AUX-in port, such as headphones, car stereos, tablet, laptop, Android smartphones, MP3 player, or speakers.
Convenient and Precise: This pocket radio comes with an LCD screen that displays FM frequencies and presets.
the FM radio transmitter has programmable memory buttons to save your favorite radio channels.
Our Mission: Recharge your beloved multimedia devices with a charger from a 100-year-old global brand you can trust.

【Lightning to 3.5mm Audio Cable】This USB C/3.5/Lightning Male to 3.5mm Auxiliary Cable easily connects your USB C/3.5/Lightning Male devices to car stereos, home stereos, speakers, headphones, or any device with a standard 3.5mm audio jack or aux The device of the input port device, allowing you to listen to music freely. Compatible with Lightning.
【USB C to 3.5mm Aux Jack Cable】This 3.5mm aux cable easily connects your Type-C devices to car stereos, home stereos, speakers, headphones or any device that has a standard 3.5mm audio jack or aux-in port, giving you the freedom to listen to your music..
【3.5mm Nylon Aux Cable】20000+ elastic life, lightweight and easy to carry without worrying about tangles, knots or kinks..
【Plug and Play】No need for any driver or external power supply, plug and play, easy to connect and use. Let you enjoy high-quality music anytime, anywhere, perfect for family and travel..
【Quality Customer Service Team】For this 3.5mm auxiliary line, no matter what problem you have, you can send us an email, we will reply your email within 24 hours and solve your problem in time, your satisfaction is our service purpose.

Allows the addition of 2 or 4 channel amplifiers to most stereos without RCA outputs.
Allows the addition of amplifier and subwoofer to existing factory systems.
Adjustable level matching from 0 to 2 volts.

Connect the smartphone to the car stereo without the loss of sound quality..
Insert the Mini ISO connector into the back of the car stereo and you can listen music from the smartphone..
Compatible models: Alfa Romeo 159 (09/2005 onwards) / Fiat Grande Punto (09/2005 onwards) / Fiat 500 (10/2007 onwards) / Fiat New Panda / Fiat G.Punto Evo /Fiat New Croma / Fiat Qubo / Fiat Fiorino (2010 onwards) / Lancia Musa Type 350 (09/2004 onwards) / Lancia Ypsilon Type 843 (10/2003 onwards) / LANCIA Ypsilon (07/2011 onwards) / SMART Fortwo 451 (03/2007 onwards).
NOT compatible with stereos that have 6 CD Player or the ‘Blue&Me’ Bluetooth audio streaming feature..
You have to activate the AUX function to use this product. Please note that not all car stereos have the AUX function, we highly recommend you to check before buying the product..

Receiving - Easy pairing with Bluetooth enabled smartphones, tablets, desktops and laptops.
Add Bluetooth receiving functionality to stereos, speaker docks and car stereos with an AUX IN (3.5 mm) or headset port (3 .5 mm).
Transmitting - Easy pairing with Bluetooth headphones, earbuds, speakers and other Bluetooth enabled audio systems.
Add Bluetooth transmitting functionality to TV s, computers and MP3 players with an AUX OUT (3.5 mm) or headset port (3 .5 mm).
Stream up to two devices (such as BT Headsets) simultaneously.