Staccato OSH-DHb OpAmp Style:OSH-S - single type but without any fatigue or

but without any fatigue or harshness

Two Knowles 29689 balanced armature drivers

9i-806 use a smaller transformer than 9i-906

Suitable for listening to Human Voice

The HiFiMAN team solved three problems simultaneously on one earbud unit: Accurate and sweet treble

Staccato OSH-DHb OpAmp Style:OSH-S - single type but without any fatigue orThe Open Sound Hybrid Discrete OpAmp improving the sound of high end DACs and preamplifier. The use of J FET, in both input and output stage, in combination with high bias current, had result in low Open loop distortion with dominating of 2. harmonic. The source follower at the output using an active current source which allow higher output current than the bias current.