Calltel T400 Mono-Ear Headset – Noise-Cancelling Mic – Single 3.5mm Jack
Calltel T400 Mono-Ear Headset – Noise-Cancelling Mic – Single 3.5mm Jack
The Calltel T400 Mono-Ear Noise-Cancelling Headset 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
WHAT’S IN THE BOX:
-Calltel T400 Mono-Ear Noise-Cancelling Headset Single 3.5mm – Black x1