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Sennheiser · 2021IE 900
7% cheaper ≈ $1,200
- Highest frequency 48,000 Hz vs 100,000 Hz
- Lowest frequency 5 Hz vs 3 Hz
4 wired & neckband earphones at a similar price that compete with the EAH-TZ700 — what each does better, what it gives up and how the price compares.



