Amazon.com has the Ultimate Ears TripleFi 10 Noise Isolating Earphones for $99.99 with Free Shipping.
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- Universal body are 3 individual speakers and an integrated passive crossover circuit board directs low-end frequencies to a dedicated speaker for bass n
- The mid-range frequencies to a speaker for the vocals & the high frequencies to a speaker dedicated for treble n
- changeable ear tips provide -26dB of isolation & passive noise cancellation n
- Frequency – Response 10 to 17,000 Hz; Input Sensitivity – 117dB/mW n
- Impedance – 32 ohm