A4Tech HS-28i ComfortFit 4-Pin Stereo Headset

The A4Tech HS-28i is a ComfortFit stereo headset with a single 3.5mm 4-pin plug, made for smartphones, tablets and laptops that use a combined audio jack. This unit ships without the splitter cable adapter.

Key Features

• 40mm drivers delivering clear stereo audio for music and calls
• Single 3.5mm 4-pin (TRRS) plug for combo-jack devices
• Built-in microphone for calls and voice communication
• Adjustable headband and padded ear cups for long-term comfort
• Lightweight on-the-head design
• Supplied without a cable/splitter adapter