| Attribute | Value |
| Length | 215 mm |
| Weight | 385 g |
| Name | Sennheiser Electronics Corporation MD 421-II |
| Brand | Sennheiser Electronics Corporation |
| Pickup Pattern | |
| Sensitivity | 2 mV/Pa |
| Range | 30 - 17,000 Hz |
| Filters | - HPF position 2
- HPF position 3
- HPF position 4
- M: flat
- S: -6dB @ 500Hz
|
| Impedance | 200 Ohm |
| Max Diameter | 49 mm |
| Interfaces | |
| Pads | Add |
| Capsule Diameter | Add |
| Diaphragm Diameter | Add |
| Diaphragm Gauge | Add |
| Sound Pressure Level (SPL) | Add |
| Self-Noise | Add |
| SPL/Self-Noise Ratio | Add |
| Requires Phantom Power | Add |
| Phantom Voltage | Add |
| Includes Tube Power Supply | Add |
| Has Battery Compartment | Add |
| Battery compartment type | Add |