ETYMOTIC ER4SR - Single BA Driver Reference In-ear Monitor Earphones
The Etymotic ER4SR is a reference-tuned in-ear monitor with a single Balanced Armature driver, MMCX connection and a precise, neutral sound character. Its 20 Hz – 16 kHz frequency response, 45 Ohm impedance and 98 dB sensitivity support controlled music listening and professional monitoring.
The CNC-machined anodized aluminum housing provides a stable acoustic foundation for the driver while keeping the design compact and durable. The detachable reinforced twisted cable is practical for long-term use, while the replaceable ACCU-Filters help protect the Balanced Armature driver from debris.
The ER4SR delivers outstanding passive noise isolation: 35 dB with silicone ear tips and up to 42 dB with foam ear tips. Its clean, detailed and balanced presentation makes it suitable for studio checking, travel and demanding everyday listening.
ETYMOTIC ER38-14C - Memory Foam Ear Tips for Etymotic Earphones
The Etymotic ER38-14C are interchangeable memory foam ear tips for Etymotic ER4SR and ER4XR earphones. The package includes 3 pairs of L sized yellow ear tips. Other compatible Etymotic models: HF series, MC series, ERMK-5 Isolator, EtyKids, HD5 Safety, MusicPro, Gunsport Pro, HD15-High Definition Electronic Earplugs, EB-15 BlastPlug, etyBLU2, The BEAN, and Home Hearing Test
DD HiFi TC44 GRIP - Portable Magnetic DAC and Headphone Amplifier 32-bit 768 kHz DSD256
The TC44Grip is a grip-style, PD-supported (fast charging enabled) Hi-Res DAC and headphone amplifier that easily attaches magnetically to the back of your phone. Its compact and ergonomic design features an integrated thick shielded silver cable, ensuring a stable connection between the device and your phone.
Equipped with dual Cirrus Logic CS43198 DAC chips and two SGM8262-2 amplifier chips, the TC44Grip supports 32bit/768kHz PCM and native DSD64/128/256 formats. The 3.5mm single-ended output delivers at least 80mW, while the 4.4mm balanced output provides up to 330mW power, all while allowing up to 60W PD fast charging.
The TC44Grip combines excellent sound quality with convenient usability, enabling you to charge your phone while enjoying music. Various magnetic attraction pads and decorative accessories offer customizable style and grip comfort.