Optoma NuForce HEM4

High resolution audio and cutting-edge design with Optoma NuForce HEM4 IEM earphones setting a new standard for accuracy, speed and comfort. Using three full range balanced armature drivers in each earpiece the HEM4 are able to reproduce sound better than most in its class providing a more mid focused sound image allowing vocals to really shine through.

In the HEM4 NuForce combine the latest balanced armature driver technology with advanced linear-phase crossover design letting the HEM4 reveal a wider frequency range opening up the frequencies as never before. With double the usual frequency range of standard balanced armature drivers, the latest generation of Knowles balanced armature drivers provide heightened accuracy, balance and power.

Constructed with acoustically calculated, vibration-free Lexan earpieces the HEM4 provide extended listening without fatigue at any volume level. Together with a selection of silicone and Comply eartips the HEM4 offer superior isolation from noise an incredible bass response.

High calibre audio.

Hi-Res Performance
Providing a more mid-focused sound image with clear trebles allowing vocals to really shine through. HEM4 IEM earphones use cutting-edge design and Hi-Res certified balanced armature driver technology resulting in balanced sound. NuForce HEM4 has met the exact standards of Hi-Res certification which are awarded to a very select group of models.

Crossover Design
Incorporating a three-way phase-coherent crossover design that achieves linear phase performance. The HEM4 IEM offer a natural, three-dimensional soundstage, lightning-fast transients and crystalline transparency.

Advanced BA Drivers
Equipped with the latest generation of Knowles balanced armature drivers the HEM4 can reach frequencies as high as 40kHz, twice the frequency range of other balanced armature IEMs. Three Knowles balanced armature drivers in each earbud produce pure, authentic sound from a compact body.

Pure Sound
Two tangle-free cables are included so you can choose between a microphone and in-line remote for convenience, and a high-end cable for the best possible performance. The high-end cable is made of OFC and silver, while the 2-pin cable connectors are a proprietary mix of silver and copper with separate ground return for each channel.

Superior Comfort
For highest comfort and performance the HEM4 are supplied with two types of eartips in different sizes for a snug fit. These include Comply soft memory foam eartips which shape themselves to fit perfectly in the ear canal, offering superior isolation from noise and creating incredible bass response.

TECHNICAL SPECIFICATIONS

• Driver: High resolution Knowels balanced armatures
• Driver configuration: 1x balanced armature high resolution mid-high, 1x balanced armature bass
• Impedance: 38Ω
• Max. input power: 2mW
• Max. input sound level: 124dB
• Microphone sensitivity: -42
• Frequency response: 18Hz - 40kHz
• Sensitivity: 113dB
• Connector type: 3.5mm
• Weight (without cable): 5.2g
• Cable length: 1.38m (OFC), 1.38m (Mic)

FEATURES

• Designed for professionals and audio enthusiasts
• Two full range balanced armature drivers in each earpiece
• Hi-Res certified for studio-quality audio
• Advanced linear-phase crossover for seamless driver integration
• Twice the frequency range of other balanced armature earphones up to 40kHz
• Latest generation Knowles balanced armature drivers for incredible accuracy
• Includes one cable with mic and remote and one OFC high-end cable
• Constructed with vibration-free Lexan earpieces
• Silicone and Comply eartips for superior fit and isolation

PACKAGE INCLUDES

• Optoma NuForce HEM4 IEM Earphones
• Detachable OFC high-end audio cable (1.38m)
• Detachable cable with controls & mic (1.38m)
• 3.5mm to 6.3mm gold-plated adaptor
• 5x pairs soft silicone ear tips (XS/S/M/L/XL)
• 2x pairs Comply memory foam eartips (M/L)
• Brush / cleaning tool
• Lapel clip
• Waterproof display case
• Carrying case