Photos show this exact unit, including any signs of use.

Channel Master CM-3424 TV Antenna Booster 4-Port Distribution Amplifier
- ShippingDepends on item size and packaging.
- Local pickupAvailable in Taylorsville, UT.
This same item is also listed on
Same unit, same SKU.- Real photos
- Tested in Utah
- Ships in 2–4 business days
- 14-day limited returns
Description
SKU#30444- This product is in "New/ Open Box". Reference pictures to see what accessories are included in this listing.
Enhance your television reception with the Channel Master CM-3424 TV Antenna Booster. This professional-grade 4-port distribution amplifier is designed to boost digital TV and HDTV signals, allowing you to split a single antenna signal to up to four televisions without losing signal strength. It is an ideal solution for homes experiencing pixelation or weak signals caused by long cable runs or multiple splitters.
The CM-3424 features a heavy-duty miniature design with a powder-coated housing for maximum corrosion resistance. It provides 7dB of gain per port and is compatible with all digital and analog TV signals, including cable TV. Easy to install, this amplifier ensures that every TV in your household receives a crisp, clear picture and high-quality sound.
Included and condition
Included
- Channel Master CM-3424 TV Antenna Booster
- Power adapter
- User manual
- Cables (if included in photos)
Condition
- Graded New Open Box. Use the listing photos for final cosmetic review.
- No major extra issues are called out in the listing text beyond what is shown in the photos.
Confirm exact contents in the product photos. Accessories vary per unit.
This phone only works on the Boost network or compatible MVNOs that use the same towers. It will not get signal on an incompatible carrier (e.g. Verizon vs T-Mobile). Please confirm compatibility before purchase. Call or text +1 801-696-4475 if unsure.
Product overview
Enhance your television reception with the Channel Master CM-3424 TV Antenna Booster, available at TamDo.us. This product is in 'New/Open Box' condition, ensuring you receive a quality item with all original accessories as shown in the real product photos. Designed to boost digital TV and HDTV signals, this professional-grade 4-port distribution amplifier allows you to split a single antenna signal to up to four televisions without losing signal strength. Perfect for homes experiencing pixelation or weak signals, this amplifier is easy to install and compatible with universal brands. Plus, enjoy a 14-day return policy for your peace of mind.
Key features
- 4-Port Distribution Amplifier
- Boosts digital TV and HDTV signals
- Low noise for clear reception
- Easy installation process
- Compatible with universal brands
- New/Open Box condition
Why buy on TamDo.us
Buying pre-owned electronics on TamDo.us means lower prices than retail without sacrificing quality. We photograph each item in our Utah warehouse so you see exactly what you're buying — not stock images. Orders ship within 2–4 business days with tracking, and we offer 14-day returns on material defects. Need to inspect in person? Visit our local store at TamDous.com.
Good to know before you buy
Still unsure? Text (385) 715-6888 with SKU 30444Is this antenna booster new or used?
This product is in 'New/Open Box' condition, ensuring quality.
How many TVs can I connect to this booster?
You can connect up to four televisions using this 4-port amplifier.
What is the shipping time for this product?
We ship from Utah within 2–4 business days.
Is there a return policy?
Yes, we offer a 14-day return policy for your convenience.
Does it come with a warranty?
Warranty details may vary; please check the product listing for specifics.
Can I use this with any brand of TV?
Yes, it is compatible with all universal brands.
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