DR140UP Cell Phone/PC Headset • Lightweight design for extended use • Light and flexible pipe microphone for noise reduction • Fits most cellular phones (2.5mm jack required) • Manufacturer’s 90-day limited warranty Rotary earpiece swivels for better fit. Low-tension headband for comfortable listening; earpiece support ensures perfect placement. Noise-canceling technology for sound clarity. Also fits most PCs (microphone and headphone jacks required). Three meter cord. Pc Earpiece