Behind-the-Neck Multimedia Headset with Customizable Colors The Micro Innovations Behind-the-Neck Multimedia Headset delivers headset convenience and comfort without messing up hair. Interchangeable, colored ear plates add an element of style and personalization. Comfortable on-ear design with padded ear pieces Great for online chat, VoIP, video conferencing and gaming Convenient inline volume control Uni-directional, adjustable boom microphone PC and Mac compatible System Requirements: PC with Windows® 2000/XP/Media Center/Vista™, Mac OS X v10.1 or higher, available 3.5mm headphone output and 3.5mm microphone input Technical Specifications: Speaker: Driver: 27mm, Frequency Range: 20Hz–20K Hz, Sensitivity: 89 ± 4dB , Impedance: 32Ω, Microphone: Directivity: Uni Includes: Multimedia Headset, 4 sets of colored ear plates and Quick Start Guide Warranty: 1-Year Limited Model MM780M MSRP $14.99 Product Identification Item Number: MM780M UPC: 7 88875 86021 8 Packaging Dimensions Height: 9.2” Width: 8.4” Depth: 2.95” Weight: 0.26 lbs. Inner Carton Quantity: 6 Weight: 2.7 lbs. Dimensions: 18.7 x 8.1 x 8.9 UPC: 2 07 88875 86021 5 Master Carton Quantity: 24 Weight: 13.5 lbs. Dimensions: 19.1 x 16.7 x 18.3 UPC: 1 07 88875 86021 2