Bose
Bose 827770-0030-cr SoundSport Free Wireless Bluetooth Earbuds Renewed
★★★★★
True wireless freedom meets IPX4 sweat resistance and 15 total hours of battery in a sport earbud engineered for unrestricted movement.
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Overview
Key Features
Limited Edition Color Ultraviolet with Midnight Blue
Truly wireless sport headphones for total freedom of movement, packed full of technology that makes music sound clear and powerful
Earbuds are sweat and weather resistant (with an IPX4 rating) and come with 3 different pairs of StayHear and Sport tips (in sizes S/M/L) that provide a comfortable and secure fit
Up to 5 hours of play time with each charge and an additional 10 hours with the included charging case
Track lost earbuds with the Bose connect App's "find My buds" feature
SoundSport Free headphones have an integrated dual microphone array located on the right earbud to allow you to use them during calls when connected to a smartphone that supports Bluetooth. Call audio will only be heard in the right ear bud
Firmware update to improve audio video synchronization for customers using iPhones, iPads and other Bluetooth devices that support AVDTP version 1.3 or later
Specifications
Type
True Wireless Sport Earbuds
Water Resistance
IPX4
Earbud Battery Life
Up to 5 hours
Total Battery (with case)
Up to 15 hours
Tip Sizes Included
S / M / L (StayHear+ Sport)
Microphone
Dual microphone array, right earbud
Connectivity
Bluetooth
Color
Ultraviolet / Midnight Blue (Limited Edition)
Condition
Renewed
Pros & Cons
👍 Pros
- IPX4 splash resistance protects the earbuds against sweat and rain during high-intensity training sessions
- 15 total hours of battery (5 on-ear + 10 in case) supports full-day use without requiring a wall outlet mid-session
- Three sizes of StayHear+ Sport tips (S/M/L) provide a secure, customized in-ear fit that resists dislodging during movement
- "Find My Buds" location feature in the Bose Connect App reduces the risk of permanently losing a single earbud
- Firmware update specifically addresses A/V sync latency with AVDTP 1.3-compatible devices, improving video streaming usability
👎 Cons
- Only 5 hours of on-ear playback per charge before needing the case — shorter than several competitors in this price tier
- Call audio and microphone are restricted to the right earbud only, limiting call quality compared to true stereo microphone arrays
- This is a renewed unit — the charging case contacts and battery capacity may show wear; verify charge cycles on arrival
- Charging case uses a proprietary charging connection rather than USB-C, which is a friction point for users who have consolidated to a single cable standard
- No active noise cancellation or ambient awareness mode, limiting their utility in commuting or open-plan office environments
Frequently Asked Questions
What is the total battery life including the charging case?
The earbuds deliver up to 5 hours of continuous playback per charge, and the included charging case holds an additional 10 hours — giving you 15 hours total before you need a wall outlet. For most training sessions or travel days, that's more than sufficient without mid-day charging.
What does the IPX4 rating mean for sweat and rain exposure?
IPX4 means the SoundSport Free earbuds are splash-resistant from any direction — sweat during workouts and light rain are handled without damage. They are not submersible, however; don't use them swimming or rinse them under a tap.
Does the dual microphone array work on both earbuds during calls?
No. The integrated dual microphone array is located on the right earbud only, and call audio is heard exclusively in the right ear as well. The left earbud functions purely as audio output during calls.
How do I find a lost earbud?
The Bose Connect App includes a "Find My Buds" feature that logs the last known GPS location where the earbuds were connected to your phone. It won't track them in real time, but it narrows down where you left them.
What Bluetooth version do these earbuds use, and is there audio/video sync lag?
Bose has issued a firmware update specifically to improve audio/video synchronization on iPhones, iPads, and devices supporting AVDTP version 1.3 or later. Ensure the firmware is current through the Bose Connect App to minimize any sync latency during video playback.
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