OnePlus Buds 3 might debut along with the upcoming OnePlus 12

Furthermore, the certification discloses the charging specifications of the device. According to the listing, the case will house a 520mAh battery with (5V=0.9A) 4.5W input and (5V=0.24A) 1.2W output support. The earbuds themselves will be powered by a 58mAh battery.

Although the listing does not confirm battery life specifications, it is speculated that the Buds 3 may offer the same ones as the Buds Pro 2, meaning 9 hours of battery life without ANC, with the case providing a combined battery life of 33 hours. With ANC activated, the earbuds may sustain 6 hours of usage, extending to 22 hours with the case. The Buds 3 may also support fast charging, with a brief 10-minute charge providing 5 hours of listening time.

While the listing does not provide specific device specifications, it is anticipated that the OnePlus Buds 3 will feature a 10.4mm woofer and a 6mm tweeter. Similar to its predecessor, the Buds 3 is expected to incorporate 48dB Active Noise Cancellation (ANC) support. Additionally, these earbuds will carry an IP55 rating for water and dust resistance, while the case will have an IPX4 rating.

The OnePlus Buds 3 is anticipated to debut alongside the OnePlus 12, mirroring the launch strategy of the OnePlus Buds Pro 2 with the OnePlus 11. This suggests that the Buds 3 might be officially introduced in China as early as next month. For a global release, we're looking at January 2024, following OnePlus' usual pattern of launching in China first and then globally a month or two later.