21st Century Sound & Security

07/10/2026

An old video on the Dawn of Car Stereos

https://www.facebook.com/share/v/1E5h9LhAn1/

07/02/2026

Fill Out A Form Today To Get An Estimate On Your Dream System!
https://21stcenturysound.com/car-audio

⚡ POWER REFERENCE ⚡
⚡ POWER THAT DELIVERS.⚡

Whether you're adding a little more volume or building an all-out system, there's a Power Reference amplifier built for the job.

From compact mono amplifiers to complete 4- and 5-channel solutions, PRX amplifiers deliver clean, reliable power in a space-saving design that fits almost anywhere.

💡 Add the illuminated Memphis logo and underbody LED accent lighting, and you've got an amplifier that looks just as good as it performs.

🔥 The Power Reference Sales Event is happening now!

✔️ All Power Reference products are 15% OFF.
✔️ While supplies last.

👉 Visit your local Memphis Audio dealer for expert installation or shop now at:
www.memphiscaraudio.com

07/02/2026

🇺🇸🔊 FREEDOM GETS LOUD. 🔊🇺🇸

This summer, don't just drive... turn it up.

As an Authorized Memphis Audio Dealer, we carry speakers built for people who love great sound. Whether you're cruising to a fireworks show, heading to the lake, or taking a weekend road trip, Memphis Audio delivers the power and clarity your music deserves.

✅ Authorized Memphis Audio Dealer
✅ Premium speakers and audio upgrades
✅ Professional installation by experienced technicians

Life's too short for boring factory speakers.

📍Stop in or message us today and let us help you build a system that's as loud as your summer.

Memphis Audio. Freedom Gets Loud. 🇺🇸🎶

07/01/2026

🦅 Factory equipped bald eagles are among the most powerful raptors in the world.

Imagine what an eagle with an upgrade can do.😎

Introducing the 76PRX1000.1V2 United States 250th Anniversary Edition—the most kick-ass American mono amplifier ever built.

⚡ 1000 watts of Power Reference performance.
💥 Limited Edition patriotic styling.
Built for REAL AMERICAN POWER.

Don't be a lame eagle.

🦅 Go get your talons on one.

👉 www.memphiscaraudio.com

🇺🇸 LET'S GO, AMERICA!

07/01/2026

06/23/2026

The wait is over! The DroneMobile Team is thrilled to unveil the newest asset tracking solution: the Drone XT.

Drone XT Tracker Benefits:
• Track anything from anywhere
• No wires, no install required
• Get alerts for movement and security
• Weatherproof, durable case
• Doesn't rely on Bluetooth for tracking
• Free 30-day tracking trial

We are excited to bring the trusted security of DroneMobile to the important assets in your life. Whether you're on the road, on the water, and everywhere in between, stay connected with Drone XT.

06/22/2026

☀️🚗 ROAD TRIP SEASON IS HERE! 🚗☀️

Headed to the beach, the mountains, or just escaping Pittsburgh for a few days?

Make sure your vehicle is ready for the miles ahead with a new car radio from 21st Century Sound & Security!

🎵 Crystal-clear sound
📱 Apple CarPlay & Android Auto
🗺️ Easy GPS navigation
📞 Hands-free calling
🎶 Stream your favorite music and podcasts

Whether you're driving 50 miles or 500, the right radio can make every trip more enjoyable.

Our team can help you choose the perfect radio and professionally install it right here in our shop.

Stop in, call, or message us today and get your vehicle road trip ready! 🌴⛽

06/03/2026

Today's workload. Sometimes work is fun!

05/27/2026

Our feed may not be busy, but our hands sure are!

Custom:
trailer / vehicle graphics
commercial window graphics
license plates
decal & stickers
apparel
+ more! (just ask)

We aren't kidding when we say "you name it, we probably make it."

04/23/2026

🏈🔥 Pittsburgh, We’re On the Clock! 🔥🏈

The NFL Draft is here, and while teams are picking their future stars… you can upgrade your ride like a first-round pick.

At 21st Century Sound & Security, we’ve been delivering MVP-level installs since 1991 — from remote starters to audio, vehicle graphics, and more.

🚗 Want a remote starter before next season?
🔊 Ready to upgrade your sound system?
🎨 Need your business to stand out with custom graphics?

No bad picks here — just top-tier work done right.

Whether you’re downtown for the Draft or watching from home, make sure your vehicle is built like a champion. 🏆

📍 Stop in or message us to get started



photo cred: Dave DiCello Photography
photoshopped by us 🤪