Calltel T800 Mono-ear Noise-cancelling Headset - Dual 3.5MM Jacks

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 omnidirectional microphone that automatically adjusts volume for ease of use and convenience. It features an ergonomic comfortable design with 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: 1.0K Work Frequency :100 ~ 10k Hz Sensitivity: -40dB 2dB (f = 1KHz, 0dB) (RL = 2.2K Vs = 3.0V) Current consumption@ 2.2V (A): < 300 Current consumption_ 800A Receiver: Impedance: 300 10 Output sound pressure_ 105dB 5dB Work Frequency_ 20~ 18k Hz Max Input Power_ 20mw Interface: Dual 3.5mm WHAT'S IN THE BOX_ Calltel T800 Mono-Ear Noise-Cancelling Headset Dual 3.5mm - Black x1 12 Months