JBL - Synchros S100a Earbud Headphones - Black
Immerse yourself in vibrant sound with these JBL Synchros S100a SYNIE100ABLK earbud headphones that feature 9mm drivers for crisp audio and PureBass performance to ensure pounding low-end sound. The ultralight, die-cast aluminum frame offers durability.
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Exclusions apply including, but not limited to, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.



Normal Wear & Tear • Power Surges

Plan Details

See All Plans
Protection Plan Options
Cardmember Offers


What's Included

  • JBL Synchros S100a Earbud Headphones
  • 3 sizes of Comply foam ear tips (S, M, L), 3 sizes of silicone ear tips (S, M, L)
  • Owner's manual

Ratings & Reviews

Overall Customer Rating:

Product Features

Earbud design

Directs sound into the ear for deep bass and extended frequency response. Ultralight, die-cast aluminum frame provides durability.

9mm drivers

Offer clear, bold sonic output.

PureBass performance

Provides powerful low-frequency audio.

6 pairs of angled ear tips

Include 3 sizes of Comply foam ear tips and 3 pairs of silicone ear tips to help ensure a comfortable fit.

10Hz - 22kHz frequency response

For faithful sound reproduction.

Overall Customer Rating

(1 Review)

Product Features Mentioned In Customer Reviews


Looks like there aren't enough negative mentions yet.

Product images, including color, may differ from actual product appearance.