"Hands-free" Communication for 900 MHz Cordless Phones and
Cellular Phones High Performance Neodymium 15mm Speaker for Best Sound Quality Highly Sensitive Omni-Directional Electric Condenser Microphone for Best Reception | Built-in Microphone Design for Convenient Positioning
2.5mm Plug Fitting Most Cellular Phones and 900 MHz Cordless Phones Ultra Lightweight and Compact Design Single-sided Cord Blister Packaging |