Wireless remote control with rotary switch Voice recognition (speech-to-text, no training required) Supports phone based voice commands High definition 2.2 inch color display (65,000 colors) Phonebook download (up to 10,000 entries) Bluetooth audio streaming (A2DP and AVRCP) Reads out and displays text messages Bluetooth audio playback pauses during active calls and resumes afterwards Integrates and mutes car’s stereo system Supports mobile phone voice commands Built-in voice commands Shows last dialed numbers, missed calls, and received calls DSP technology for noise and echo cancellation Stereo output with low noise pre-amps for superior sound quality Auxiliary stereo input (loop through) for external music players like iPod External noise suppressing microphone Accommodates up to 10 different user profiles Software update via Bluetooth Complies with all hands-free laws 3 languages available (English, Spanish, French) 2-Year Limited Warranty Command and display unit dimensions: 2 11/16 x 2 7/8 x 1 1/2 (inch)