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Calltel T400 Mono-Ear Headset - Noise-Cancelling Mic, 3.5mm Jack
R139.00
SKU
TH0224000009
Noise-cancelling microphone
The cable is durable, can bear 20KG pull, rotate more than 60000 times, 345-Degree
Acoustic Shock Protection: Acoustic limiting for protection
Adjustable headband
Description
The Calltel T400 Mono-Ear Headset - Noise-Cancelling Mic, 3.5mm Jack is a great affordable headset that is comfortable as it is affordable. It features a noise-cancelling microphone that automatically adjusts the volume for ease of use and convenience. It features an ergonomic, comfortable design with an adjustable headband that allows you to wear it for a long time, making it perfect for all-day working hours. For extra safety, it features acoustic shock protection, which limits acoustics. The earpiece itself features a soft leatherette ear pad which can be replaced if needed.
Features
- Noise-cancelling microphone
- The cable is durable, can bear 20KG pull, rotate more than 60000 times, 345
- Acoustic Shock Protection: Acoustic limiting for protection
- Adjustable headband
- Replaceable soft leatherette ear pad
Specifications
| Microphone | Permanently polarized condenser microphone |
| Impedance | 1.0KΩ |
| Work Frequency | 120 - 10k Hz |
| Sensitivity | -40dB +- 2dB (f = 1KHz, 0dB) (RL = 2.2K Vs = 3.0V) |
| Current Consumption @ 2.2V (μA) | < 300 |
| Current consumption | 800μA |
| Receiver | |
| Impedance | 300Ω +- 10Ω |
| Output sound pressure | 105dB +- 5dB |
| Work Frequency | 30 - 17k Hz |
| Max Input Power | 20mw |
| Interface | Single 3.5mm |
| Free Shipping | No |
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