Technical Specification: Configuration: 13.6mm single graphene diaphragm dynamic driver Frequency response range: 20Hz-40KHz Sensitivity: 102 dB Impedance: 18 ohm Color: black Packaging: The packaging is definitely eye catching, retro and looks super cool. Packaging definitely above average compared to its peer. What is included in the box: - The OS 1 Pro IEM - 2 pins detachable cable - 6 silicone ear tips S,M,L - warranty card - product information card Design and Fit: I got to give Opera Factory two thumbs up for its design and fit. Even though...

KB Ear Believe is the first beryllium DD ever sold below $200. I was really skeptical towards Believe initially. I was not expecting much because I already have a bunch of low tiered and mid tiered Chifi, and they don't differ that much from one another, probably about 5%. I wanted to confirm it that it's not just the hype, so I jumped the gun on Thanksgiving getting my very first Beryllium driver from KB Ear. I received my KB Ear two weeks ago and unboxing KB Ear Believe was just quite an experience. KB Ear Believe comes in Aluminum 5-axis CNC...

General Information New multi driver hybrid by TRN Specifications: Driver type: 1 Dynamic Driver + 5 Balanced Armatures Impedance: 22Ω Earphone sensitivity: 108dB/mW Frequency range: 20 - 20000Hz Cable Type: 2 pin 0.75mm Weight: 30g BEGINNINGS This was my first TRN to date, I bought this along with my BT20S Pro to use on my other IEMs. I was going to try TRN previously, but always balked at the last moment due to horrifying rumors of poor Quality Control (QC). I bit the bullet getting this because I also had to get BT20S Pro Bluetooth receiver, so...