Calltel T800 Mono-Ear Noise-Cancelling Headset – Single 3.5mm Jack

The Calltel T800 Mono-Ear Noise-Cancelling Headset is a great affordable headset that is comfortable as it is affordable. It features a noise-cancelling omnidirectional 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 the 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: 1.0KOhm
Work Frequency: 100 ~ 10k Hz
Sensitivity: -40dB ± 2dB (f = 1KHz, 0dB) (RL = 2.2K Vs = 3.0V)
Current consumption@ 2.2V (uA): < 300
Current consumption: 800uA
Receiver:
Impedance: 300Ohm ± 10Ohm
Output sound pressure: 105dB ± 5dB
Work Frequency: 20 ~ 18k Hz
Max Input Power: 20mw
Interface: Single 3.5mm What’s in the box
Calltel T800 Mono-Ear Noise-Cancelling Headset Single 3.5mm – Black x1