COMBINATION CONVENIENCE AND SECURITY Keep your eyes on the road while speaking without distractions using this speakerphone that can connect to two phones simultaneously. Multi-function speakerphone: answer calls, hang up, reject calls, redial last number, control volume, and play music. Up to 20 hours of talk time and 60 days of standby time. SPEAK CLEARLY Built-in speakers with echo and background noise reduction technology ensure clear voice transmission in various environments. VOLUME CONTROL allows for easy adjustment during calls. EXCEPTIONAL AUDIO QUALITY Enjoy clear and full sound during calls thanks to echo cancellation and background noise suppression. For best results, avoid use in high-noise vehicles such as trucks. BUILT-IN MOTION SENSOR Start driving seamlesslythe Bluetooth hands-free car kit automatically powers on and connects to your phone when the car door is opened.