TTS, the mirror say calling ID numbers in below languages: UK_English US_English French Italian German European Spanish MEXICAN_Spanish Brazilian_Portuguese Chinese 3.5" bluetooth Rearview Mirror Screen type: Rear view TFT LCD monitor Resolution: 400 (W) x 234 (H) System: PAL/NTSC Supply voltage: DC12V Can make with built-in speaker Input: 2 video input Operation mode: Remote control Size: 270mm (W) x 90mm (D) x 20mm (H) This mirror simply clips over the top of your existing mirror. BLUETOOTH PHONE BOOK support and last 10numbers redial. DK668_Mirror_TTS Employed TTS (Text To Speech) technology with spoken caller number(Voice Reporting Caller Number) function enabled. Camera: Product Name: 1/3" Car Number Plate CMOS Camera Night vision number plate camera with water proof function: Image sensor: OV 1/3-inch color CMOS Total pixels: 628 x 582 Resolution: 420 TV line Lens: 3.6mm System: PAL/NTSC AV input: 1.0Vpp composite video at 75 ohms Temperature: -20 - 50degrees Power: DC 12V, ≥ 200mA Dimensions: 260mm x 32mm Adjustable bracket for better view angle Radar: Power Source: 10-15V Work Temperature: -20 -- 70 degree Display Distance: 0.3m-2.5m Warning Distance: 0.1m-1.5m Warning Loudness: >73dB Power Consumption: 10W System: PAL