This is a Lightning cable for iSine Series IEMs from Audeze.
The world’s first 24-bit Lightning cable for higher-resolution sound
Immerse yourself in sound with Audeze’s one-of-a-kind CIPHER cable for a significant upgrade to your listening experience. It features an inline system-on-a-chip that drives your music to levels you never dreamed of by bypassing the iPhone’s internal DAC and amplifier and streaming high-resolution audio to our high-quality DAC with DSP for significantly better sound quality.The Cipher cable also features a SIRI-compatible microphone for voice calls.
Customize your sound in real-time with the Audeze iOS App
The Audeze DSP app features two presets to personalize your music playback. It features a 10-band equalizer that changes EQ in real time. Refine the bass levels and tamp down the highs on peaky recordings you still love. Save two EQ curve presets that travel with the cable when switching devices.
Audeze - CIPHER Lightning Cable for iSine 10/20 IEMs with Apple control
Absolutely amazing. The isine need more power and some eq. With the cable, man the isine can truly shine.