1. Sennheiser CX 300 II Precision Enhanced Bass Earbuds (Black) (Click Link to Check Price on Amazon)
Editor's Rating : 8.19 out of 10
Dynamic transducers deliver powerful, bass-driven sound16-ohm impedance is ideal for use with cell phones, tablets and portable music players

2. Sennheiser CX 3.00 Red In-Ear Canal Headphone (Click Link to Check Price on Amazon)
Editor's Rating : 9.5 out of 10
18-ohm impedance transducers deliver extended powerful sound featuring extended frequency response and deep bassOptimum In-Ear canal fit with 4 sizes of ear adaptors providing high attenuation of ambient noise

3. Sennheiser MM 50 iP Earbud Headset Compatible with iPhone & MP3 Players (Discontinued by Manufacturer) (Click Link to Check Price on Amazon)
Editor's Rating : 9.6 out of 10
Natural Sound reproduction and high dynamicUniversal fit with 3 ear sleeve choices included

4. Symphonized NRG 3.0 Premium Wood In-ear Noise-isolating Headphones|Earbuds|Earphones with Mic & Volume Control (Black Night & Hazy Gray) (Click Link to Check Price on Amazon)
Editor's Rating : 8.8 out of 10
Symphonized in-ear noise isolating headphones are handcrafted from real woodThe earphones have crisp powerful sound and strong deep bass

5. Sennheiser CX200 Twist-to-Fit Earbuds (Click Link to Check Price on Amazon)
Editor's Rating : 9.9 out of 10
Innovative holding system (Twist-to-Fit system) ensures best possible fit, High passive attenuation of ambient noise.Impedance: 16 Ω, Frequency Response: 20 - 20000 Hz, Sound Pressure Level (SPL): 110 dB, THD (total harmonic distortion):