The DC 9690 is an ultralight headset providing rugged dependability and is designed for use with David Clark Wireless Belt Stations. It is a single-ear, over-the-head style communication headset incorporating a noise-canceling dynamic microphone and hi fidelity earphone. With superlative performance and unsurpassed comfort features allowing for ease of use over long work shifts, the DC 9690 is an ideal headset choice for use.
规格：
Weight (w/o cord):
6.3oz (179g)
Comm Cord (from module):
5 foot coil, with ¼” stereo connector (TRS)
Dome Type:
Supra-aural (rest-on-ear)
Hardware:
Lightweight alloy
Ear Impedance:
200Ω, (+/-10%)
Mic Principle:
Dynamic
Mic Impedance:
150Ω nominal
Mic Sensitivity:
160uV nom. into 150Ω load re: 94dB SPL ¼” 1kHz
Mic Frequency Response:
100Hz – 10kHz
Source Resistance:
150Ω nominal
特征：
Extremely light, yet rugged alloy headband and suspension
Single volume control provides independent listen levels in your ear
Adjustable suspension assembly for personalized fit
Plush, leatherette head pad with breathable, vented design
Ultra-soft, Dura-Stitched, leatherette ear seal with supra-aural (rest on ear) design provides personalized fit and eliminates heat buildup for greater comfort
Swivel hinge stirrups for secure, comfortable fit
M-2, dynamic microphone, 150 ohm noise cancelling
Full flex boom for precise microphone placement
5 ft. straight cord with 7 pin MAP connector
Collapsible design for compact storage
