Space One is reviewed as a lower-priced alternative to the QC Ultra

Audio brand of Anker Innovations (Changsha, listed in Shenzhen) making Liberty earbuds and Space noise-cancelling headphones. SoundGuys picked the Liberty 4 Pro over AirPods 4 at the same price for most buyers.

• Official site
• AliExpress
• Banggood
• Temu

Stax Spirit S3 planar Bluetooth headphones

Beijing Edifier Technology, founded in 1996, has owned Japanese electrostatic-headphone maker Stax since 2011 and sells Stax Spirit planar Bluetooth headphones alongside its own wireless range. TechRadar called the Stax Spirit S3 maybe the best-sounding wireless headphones you can get.

• Official site
• AliExpress
• Banggood
• Temu

Audio brand of Anker Innovations (Changsha, listed in Shenzhen) whose portable Bluetooth speakers include the Boom, Flare and Rave series; Frieve notes low measured distortion and a focus on battery life and water resistance, but bass-heavy tuning. About 69,000 Soundcore speakers were recalled in the US in December 2024 over battery fire risk.

• Official site
• AliExpress
• Banggood
• Temu

Beijing Edifier Technology, founded in 1996, makes powered bookshelf and desktop speakers such as the R1280DB and R1700BT plus MR-series studio monitors, with R&D and manufacturing in Dongguan. Frieve rates the brand 3.8/5, citing Audio Science Review measurements, but flags weak customer support.

• Official site
• AliExpress
• Banggood
• Temu