1-1. Speaker: 30 mm Dynamic type
1-2. Sensitivity: 101dB?dB
1-3. Frequency: 100 ~ 15K Hz
2-1. Microphone: condenser type
2-2. Polar Pattern: Omni-directional
2-3. Sensitivity: -62dB?dB
2-4. Frequency: 50 ~ 16K Hz
3-1. Cord length: 6 feet (1.8 M)
3-2. Connector: 3.5mm stereo plug x 2