Protect Your EarsrnBeyerdynamic's new HS 400 Signum headset weighs 11 ounces andrncomes with an audio box to which MP3 players or a cell phone can be connected. An auto-muternfunction will silence music during any incoming radio transmissions. Your headset can be personalized with laser engraving. Contact Beyerdynamic, (631) 293-3200, www.beyerdynamic.com.
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