ThinkPad In-Ear Headphones 57Y4488

ThinkPad, In-Ear, Headphones, 57Y4488

57Y4488

High-quality voice and audio performance for internet voice conversations, multimedia applications.

Specifications

Features include:

Noise isolating in-ear design
Well-balanced high and mid range sounds
Discreet hands-free inline microphone for clear communications
Omni-direction Microphone attached on cable
An attached clothing clip on the cable
Lightweight and comfortable for long periods of use
3 pairs (small, medium, large) of silicone sleeves tips for optimal fit and comfort
Attaches using one of the following 3.5mm jack:
Single combination jack that has audio output and mic input
Dual jacks using the 2 x 3.5 jack adapter for seperate
Audio output 3.5mm jack
Mic input 3.5mm jack
2 x 3.5mm Jack Adapter included for maximum laptop and desktop compatibility
Protective carry pouch for storage

Technical information:

Connection: 1x 4 pole 3.5mm diameter
Cable length: 1.2-meter (3.94-feet)

Electrical specifications:

Headphones
Frequency response: 20~20 KHz is preferred
Sensitivity: 100dB at least
THD: Less than 0.5%
Impedance: 16~32OHM will be considered
Stereo speakers
Woofer type transducer driver for good quality base response is desired
Stereo speakers for sound and good base response
Microphone:
The headphones are a noise canceling microphone
Frequency response: 100~15 KHz
Sensitivity:-35~-45dBv/Pa.
Direction: Omni-direction
Signal to noise ratio shall be greater than 60dB
Single or array microphones shall be designed to reduce any popping, hissing or noise
Noise Canceling Microphone for clear call reception

Physical specifications:

ThinkPad In-Ear Headphones with mic (57Y4488):
Approximate weight: 15 g (0.03 lb) – Headphones
Approximate weight: 9 g (0.02 lb) – Adapter
Approximate length: 1.2-meter (3.94-feet) – Cable
ThinkPad In-Ear Headphones (57Y4488) packaged in a carton:
Approximate height: 51 mm (2.0 in)
Approximate depth: 76 mm (3.0 in)
Approximate width: 102 mm (4.0 in)
Approximate weight: 100 g (0.22 lb)

Warranty

1 year – Customer Replaceable Unit (CRU)
· Sensitivity: 113+/5 dB

· Plug: 3.5mm x 2

· Noise cancelling microphone