Enhanced compatibility. Exceptional comfort. All-day comfort and universal connectivity When you need to wear a headset all day, the Blackwire 5200 Series has you covered in the utmost of comfort. Ergonomically designed, it's comfortable enough to wear all day, on...

Enhanced compatibility. Exceptional comfort. All-day comfort and universal connectivity When you need to wear a headset all day, the Blackwire 5200 Series has you covered in the utmost of comfort. Ergonomically designed, it's comfortable enough to wear all day, on...

Electronic Hook Switch Cable for remote desk phone call control (answer/end). This cable eliminates the need for a HL10 Handset Lifter.