English 
Suomi 
Bose Ultra Open Wireless Earbuds Black
Key Specs
| Wearing Style | Dual Ear True Wireless Earbud |
|---|---|
| Earpiece Design | Open-Ear |
| Active Noise Cancellation | No |
| Built-In Controls | Yes, on Earpiece |
| Sensors | No |
| Noise Cancelling Microphone | No |
| Number of Voice Mics | 1 |
| Runtime | 7.5 Hours (Listen) 48 Hour (Standby) |
Headphone
| Wearing Style | Dual Ear True Wireless Earbud |
|---|---|
| Earpiece Design | Open-Ear |
| Open/Closed-Back | Open-Back |
| Sound Field | Stereo |
| Number of Drivers | 1 per Earpiece |
| Driver Type | Dynamic |
| Active Noise Cancellation | No |
| Built-In Controls | Yes, on Earpiece |
| Sensors | No |
Microphone
| Built-In Mic | Yes, on Earpiece |
|---|---|
| Noise Cancelling Microphone | No |
| Number of Voice Mics | 1 |
Connectivity
| Wireless | Bluetooth 5.3 / NFC |
|---|---|
| Wireless Range | 30' / 9.1 m |
| Supported Audio Codecs | AAC, SBC |
| Bluetooth Profiles | A2DP, HFP, BLE |
| Audio Connector | No Wired Audio Support |
| Audio Connector to Earpiece | No Wired Audio Support |
| Mobile App Compatible | Yes: Android & iOS App Name: Bose Music Functionality: Adjust Settings, Firmware Update, Remote Control |
Battery
| Runtime | 7.5 Hours (Listen) 48 Hour (Standby) |
|---|---|
| Recharge Time | 1 Hour |
Charging Case
| Additional Runtime with Charging Case | 19.5 Hours |
|---|---|
| Charging Input | USB-C |
| Wireless Charging | No |
Physical
| Color | Black |
|---|---|
| Environmental Resistance | Water-Resistant (IPX4) |
| Dimensions | Earphones: 1.07 x 0.73 x 0.67" / 2.72 x 1.85 x 1.7 cm (Each) Case: 2.56 x 1.65 x 1.04" / 6.5 x 4.19 x 2.64 cm |
| Weight | Earphones: 0.2 oz / 6 g (Each) Case: 1.5 oz / 43 g |
Packaging Info
| Package Weight | 0.32 lb |
|---|---|
| Box Dimensions (LxWxH) | 4.05 x 3.6 x 1.55" |
Identifiers
| MPN | 881046-0010 |
|---|---|
| GTIN / EAN / UPC | 017817846929, 0017817846929 |
