50005711 - Headphones Mitel - Free user manual and instructions
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| Product Type | Wired Headset with Microphone |
| Brand | Mitel |
| Model | 50005711 |
| Connectivity | RJ9 / 3.5 mm Jack |
| Driver Size | 40 mm |
| Frequency Response | 20 Hz – 20 kHz |
| Impedance | 32 Ohms |
| Sensitivity | 105 dB SPL/mW |
| Microphone Type | Noise-canceling electret condenser |
| Microphone Frequency Response | 100 Hz – 8 kHz |
| Cable Length | 2.0 m (6.6 ft) |
| Ear Cushion Material | Leatherette foam |
| Headband Design | Adjustable, leatherette padded |
| Weight | 180 g |
| Dimensions (W x H x D) | 170 x 190 x 70 mm |
| Power Supply | Powered via device (no batteries required) |
| Main Functions | Binaural headset, noise-canceling microphone, in-line volume control, call answering/ending |
| Compatibility | Mitel desk phones, PC with sound card, smartphones (with adapter) |
| Cleaning Instructions | Wipe ear cushions with a damp cloth; do not use solvents |
| Safety | CE, RoHS compliant |
| Spare Parts | Replacement ear cushions, cable assembly available |
| Repairability | Modular design: ear cups and cable replaceable |
Frequently Asked Questions - 50005711 Mitel
Is the Mitel 50005711 compatible with my Mitel desk phone?
Yes, the Mitel 50005711 is designed for direct connection to Mitel desk phones via the RJ9 port. It supports most Mitel models with a headset port.
Can I use this headset with my PC or smartphone?
Yes, it can be used with a PC through the 3.5 mm audio/mic jack (requires a splitter/adapter for separate audio and mic). For smartphones, a 3.5 mm TRRS adapter is needed. Full compatibility depends on your device's jack configuration.
Does the headset have active noise cancellation?
No, but the microphone features noise canceling to reduce background noise during calls. The ear cups offer passive noise isolation from ambient sounds.
How do I adjust the volume?
The headset has an in-line volume control on the cable with a slider or wheel. You can also adjust volume from your phone or computer.
What is the cable length?
The cable is 2.0 meters (6.6 feet) long, providing sufficient reach from the phone to your desk area.
Are the ear cushions replaceable?
Yes, the leatherette ear cushions are replaceable. You can purchase spare parts from Mitel or authorized resellers.
Does this headset require a battery?
No, it is a passive wired headset powered directly by the connected device. No batteries are needed.
What is the warranty for the Mitel 50005711?
The headset typically comes with a 1-year limited warranty from Mitel. Check with your point of purchase for specific terms.
How do I mute the microphone?
The in-line control includes a mute switch for the microphone. Flip it to the mute position to disable audio transmission during calls.
Can I wear this headset for long periods?
Yes, the headset is designed for all-day comfort with a lightweight construction (180 g) and padded leatherette ear cushions and headband.
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