CS55

CS55 is a single-sided, clip-style headset that slides easily around the ear for hands-free communication with your cellular or cordless (RF) home telephone. A 2.5 mm plug adapts to most cellular telephones. The headset features a dynamic element for improved sound reproduction and clarity. Clear Voice Technology noise cancellation microphone delivers clear communication in noisy environments.

Condition	SKU	Description	Stock	Price	Quantity
New	NCS55	PLAN WIRELESS OFFICE HDST SYST		Get Quote	* *

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Product Specifications
Product Description	Koss CS 55 - headset
Product Description	Plantronics CS 55 - headset
Product Type	Headset - wireless - DECT
Product Type	Headset - wired
Recommended Use	Cordless phone, cellular phone
Recommended Use	Corded phone
Localization	English
Headphones Type	Headphone - monaural
Headphones Form Factor	Over-the-ear
Color	Gray, black
Connectivity Technology	Wireless - DECT - 1.9GHz
Headphones Type	Headphone - monaural
Headphones Form Factor	Clip-on
Sound Output Mode	Mono
Microphone	Boom
Connectivity Technology	Wired
Sound Output Mode	Mono
Microphone Operation Mode	Mono
Frequency Response	15 - 25000 Hz
Response Bandwidth	15 - 25000 Hz
Microphone	Built-in - boom
Microphone Technology	Electret condenser
Microphone Operation Mode	Mono
Microphones Included	1
Manufacturer Warranty	Limited lifetime warranty

General
Product Type	Headset
Product Type	Headset - DECT
Weight	1 oz
Weight	0.9 oz
Color	Gray, black
Recommended Use	Corded phone
Additional Features	Noise canceling circuit, mute button, answer/end button, volume control
Recommended Use	Cordless phone, cellular phone
Additional Features	Noise canceling circuit, L-shaped plug
Localization	English

Wireless Link
Radio Frequency Range	1.9GHz
Transmission Range	300 ft

Headphones
Headphones Type	Headphone - monaural
Headphones Form Factor	Over-the-ear
Headphones Type	Headphone - monaural
Connectivity Technology	Wireless - DECT
Sound Output Mode	Mono
Headphones Form Factor	Clip-on
Headphones Technology	Dynamic
Connectivity Technology	Wired
Sound Output Mode	Mono
Response Bandwidth	15 - 25000 Hz
Total Harmonic Distortion (THD)	0.2%
Sensitivity	101 dB/mW
Impedance	60 Ohm

Power
Power Device	Power adapter - external
Battery	1 x headset battery - rechargeable - lithium ion polymer
Included Qty	1
Run Time (Up To)	10 hour(s)

Microphone
Type	Boom
Microphone Operation Mode	Mono
Type	Built-in - boom
Microphone Technology	Electret condenser
Microphone Operation Mode	Mono
Microphones Included	1
Connectivity Technology	Wired