DR-01 DYNAMIC HEARING AID COMPATIBLE

                                        Supplied with varistor.

1. Type: Moving coil
2. Sensitivity: 98±2 dB SPL at 1 KHz.
3. Impedance: 150±20 ohm at 1 KHz.
4. Hearing Aid: Conform to RS-504
5. Weight: 65.5 grams
6. Dimension: 45±22.5mm

            DR-07 DYNAMIC HEARING AID COMPATIBLE (35mm)

                                      Supplied with varistor.

1. Type: Moving coil
2. Sensitivity: 96±2 dB SPL at 1 KHz
3. Impedance: 150±20 ohm at 1 KHz
4. Weight: 35.±3 grams
5. Dimension: 35x18mm

            HR-99 (300 ohm) DYNAMIC HEARING AID COMPATIBLE (35mm)

1. Type: Moving coil
2. Sensitivity: 96±4, -3 dB SPL at 1 KHz
3. Impedance: 300±60 ohm at 1 KHz
4. Dimension: 35x18mm