Auscultadores Esperanza EGH310R

Esperanza EGH310R stereo headphones with built-in microphone and adjustable headband. Designed for wired connection via a 3.5 mm mini-jack, they feature soft ear cushions and a 2 m cable for comfortable use with a wide range of devices. Technical characteristics include a headphone frequency response of 20–20,000 Hz, impedance 32 Ω and sensitivity 105 dB/mW; the microphone offers a frequency response of 16–16,000 Hz and sensitivity −52 dBV/Pa.

Advantages

The Esperanza EGH310R provides a wired 3.5 mm connection for universal compatibility, a built-in microphone for voice communication, and an adjustable headband with soft ear cushions for extended wear. The 2 m cord allows flexible placement relative to the connected device, and the headphones deliver a standard wide frequency range and sufficient sensitivity for general multimedia and communication use.

Suitable for

Key specifications

How to use

Connect the 3.5 mm mini-jack plug to the headphone or combined audio port of your device. Adjust the headband to a comfortable fit and position the microphone near your mouth for clear voice pickup. Play audio from your device and, if required, adjust system volume or microphone settings within your operating system or application.

Recommendations

For best voice clarity, position the microphone 1–2 cm from your mouth and avoid covering it with clothing. Keep the cable untangled and avoid sharp bends to prolong cable life. If sound is low, check device volume and audio jack seating.