The Hongshu Audio EH-1 is a budget-friendly electrostatic headphone system with a unique sound profile

The Hongshu Audio EH-1 is a $650 electrostatic headphone system that includes a dedicated energizer, making it a notably accessible entry point into this driver technology. While the system is not without quirks, it offers a compelling, open-sounding acoustic experience that challenges the high cost typically associated with electrostatic setups. The headphones feature a distinctive, non-obtrusive floral design on the ear cups and a comfortable suspension headband. The included EHA-1 energizer is compact and simple, featuring a useful bass boost switch that significantly improves the tonal balance by filling in the low-midrange, which is otherwise somewhat recessed in the stock configuration. The sound signature is generally bright, lean, and airy, with a noticeable 8kHz dip that is standard for many headphones. While the build quality is generally solid, the factory-set headband adjustments are not particularly tight, and users may need to use an Allen key to secure them to prevent slipping. Overall, the EH-1 provides a unique, ethereal sound that is highly competitive for its price, making it a strong recommendation for those interested in exploring electrostatic audio without a massive financial commitment.

Tech4K StaffVideo report

The Hongshu Audio EH-1 is a $650 electrostatic headphone system that includes a dedicated energizer, making it a notably accessible entry point into this driver technology. While the system is not without quirks, it offers a compelling, open-sounding acoustic experience that challenges the high cost typically associated with electrostatic setups. The headphones feature a distinctive, non-obtrusive floral design on the ear cups and a comfortable suspension headband. The included EHA-1 energizer is compact and simple, featuring a useful bass boost switch that significantly improves the tonal balance by filling in the low-midrange, which is otherwise somewhat recessed in the stock configuration. The sound signature is generally bright, lean, and airy, with a noticeable 8kHz dip that is standard for many headphones. While the build quality is generally solid, the factory-set headband adjustments are not particularly tight, and users may need to use an Allen key to secure them to prevent slipping. Overall, the EH-1 provides a unique, ethereal sound that is highly competitive for its price, making it a strong recommendation for those interested in exploring electrostatic audio without a massive financial commitment.

The Hongshu Audio EH-1 is a $650 electrostatic headphone system that includes a dedicated EHA-1 energizer. The included bass boost switch on the energizer helps rebalance the sound by filling in the low-midrange frequencies.

The headphones feature a distinctive floral design on the ear cups and a comfortable, lightweight suspension headband. The sound signature is characterized as bright, lean, and airy, with a notable 8kHz dip in the frequency response.

The headband adjustment mechanism may require manual tightening with an Allen key to ensure a secure fit. The EH-1 offers a high level of positional consistency and an open, ethereal soundstage comparable to more expensive models.

Chapter guide

Introduction to driver typesA brief overview of dynamic, planar magnetic, and electrostatic headphone driver technologies.Packaging and designAn examination of the EH-1's packaging, build quality, and aesthetic design choices.Build and comfortA discussion on the headband adjustment mechanism, potential paint chipping, and overall comfort.Usability and quirksAn analysis of potential issues like 60-cycle hum and the effects of pressure on the ear cups.The EHA-1 energizerA detailed look at the features of the included energizer, including the bass boost and balance potentiometer.Sound quality and frequency responseAn in-depth evaluation of the EH-1's sound signature, frequency response measurements, and the impact of EQ.Earpad optionsA comparison of the stock perforated leather pads with other available earpad materials.Final verdictA summary of the EH-1's value proposition and target audience.

Worth noting

  • The reviewer notes that the 60-cycle hum experienced in the right ear may be specific to their home power environment.
  • The reviewer states that their sound impressions are based on memory and personal preference, which may differ from other listeners.
  • The reviewer confirms that neither Hongshu Audio nor Poloyo Audio provided payment for this review.

Watch the original video ↗