Features : Motorola H780 Universal Bluetooth Headset. Compatible with other Bluetooth version 1.1, 1.2, or 2.0 enabled devices including cellular phones and PDA's from many different manufacturers. CrystalTalk delivers background noise and echo cancellation using dual microphones and Motorola's exclusive audio solution. Noise cancellation button enables you to hear the difference of the dual-microphone noise cancellation. Ear hook fits either ear. Multi-function button controls various functions including answering and ending calls. Integrated volume up / down control. Color LED indicates status of connection and headset. Specifications: Dimensions : 1.85" x 0.67" x 0.43" Weight : 0.4oz Offers a wireless connection up to 30 feet (10 m) from your compatible phone. Battery performance of up to approximately 7 hours talk time or up to 192 hours standby. Package Includes : Motorola H780 Bluetooth headset Wall charger Quick start guide