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Speaker
| Frequency Response | 200 Hz to 3.3 kHz |
| Maximum Sound Pressure Level (SPL) | 90 dBA at 1' / 30.5 cm |
| Total Harmonic Distortion (THD) | 0.01>#/td### |
Microphone
| Frequency Response | 200 Hz to 3.3 kHz |
| Impedance | 1000 Ohms |
Technology
| Duplex Mode | Echo Cancellation |
| Active Noise Cancellation | No |
Connectivity
| Audio Ports | 1 x 2.5 mm TS |
| Telephone Ports | 1 x RJ11 |
Display
| Touchscreen | None |
Environmental
| Operating Temperature | 32 to 118°F / 0 to 48°C |
| Operating Humidity | 15 to 80>#/td### |
| Storage Temperature | 41 to 158°F / 5 to 70°C |
| Storage Humidity | 10 to 90>#/td### |
| Certifications | FCC, UL, as per Manufacturer |
Physical
| Dimensions | 10.5 x 10.5 x 3.0" / 26.7 x 26.7 x 7.6 cm (Handset) 4.2 x 5.5 x 2.5" / 10.8 x 14.0 x 6.4 cm (Base) |
| Weight | 2.7 lb / 1.2 kg (Handset) 0.6 lb / 0.27 kg (Base) |
