Motorola H700 Bluetooth Headset [Bulk Packaged] Compact, small and lightweight design is approximately 30 percent smaller than its predecessor Cutting-edge noise reduction and echo cancellation technologies Ergonomically designed ear hook can be worn on either ear for optimal wearing comfort Compatible with Bluetooth 1.2- or 1.1-enabled mobile phones, PDAs, PCs, and more Up to 6 hours of talk time and 130 hours of standby time