The OneOdio Fusion A70 are hybrid over-ear headphones combining wireless and wired operation with a focus on high-resolution sound. They use Bluetooth 5.2 for wireless listening (supporting Hi-Res audio playback), and also include dual wired connections (3.5 mm and 6.35 mm) for zero-latency use in studio, DJ, or instrument settings. 

Key features include:

  • 72-hour wireless playback on a full charge.

  • 40 mm dynamic drivers tuned for powerful bass and lively treble.

  • Impedance of 32 Ω, sensitivity ~ 110 dB ±3 dB 

  • Frequency response up to 40,000 Hz, supporting extended high-frequency audio reproduction .

  • Jack-lock / locking plug system to ensure stable wired connection 

  • SharePort / daisy-chain capability, allowing a second pair of wired headphones to share the same audio source. 

  • Comfortable, foldable over-ear design with memory-foam cushions and protein-leather padding for extended use.

This model is well-suited for both casual listeners who want wireless convenience and professionals (DJ, studio work, guitar monitoring) who require reliable wired performance.