Maestro Maiko Wired Earset with Microphone - Red Features & Specifications: - Brand: Maestro - Color: Red - Built-in microphone - 3.5mm Jack - Cable length: 1.2 m - Universal compatibility - Powerful & Clear sound - Durable & Stylish - Frequency Range: 20-20,000 Hz - Impedance: 16 Ω - Sensitivity: 105 dB In the box: - Earset