Logitech H820e Wireless headset Model 981-000517 Up to 300-foot range Up to 10 hours of talk time All-day comfort TECHNICAL SPECIFICATIONS Microphone (Tx) Type: Bi-directional ECM Frequency response: 100 Hz – 7 KHZ Sensitivity: -45 dB +/- 3 dB Distortion: <10% @ 1kHz, 10dBPa (MRP) input Operating voltage: 1.4 – 5.0V DC Speakers (Rx) Frequency response: 150 Hz – 7kHz (ITU-T TIA920) Sensitivity: 103…
| Brand | Logitech |
