The HSC271 professional over-ear, a closed headset is a standard for intercom, ENG/EFP work, and video production. It is based on the successful K271 MKII Studio headphones combined with a high-performance condenser microphone. The flexible microphone arm mutes the microphone automatically as it is moved up. The microphone can be mounted to the left or right side, depending on personal preference and available space
| Headphones: | 25 mV/Pa |
| Type | Closed-Back |
| Audio frequency bandwidth | Microphone - 20 - 20000 Hz |
| Current | 2 mA |
| Cutaway: | Closed-Back |
| Earpads replaceable | Leatherette Velvet |
| Electronic Protection | 200 Ohms |
| Equivalent noise level | 22 dB-A |
| Headphones: | 104 dB SPL/V |
| Max. Input Power | 200 mW |
| Polar Pattern | Cardioid |
| Rated Impedance | 55 Ohms |
| Recommended load impedance | 2000 Ohms |
