4019B 4.1 inch 1 Din Car Radio Audio Stereo 1Din USB AUX FM Radio Station Bluetooth with Rearview Camera Remote Control Auto Components 4019B 4.1 inch 1 Din Car Radio Auto Audio Stereo 1Din USB AUX FM Radio Station Bluetooth with Rearview Camera Remote control Features: – 4.1 inch full viewing angle high-definition TFT screen – With SD / MMC card slot, with USB 2.0 port – Support 512M / 1G / 2G / 4G / 8G memory card intention – Support RMVB / RM / FLV / 3GP / MPEG / DVIX / XVID / DTA / VOB / AVI video file format – Support MP3 / WMA / WMV / OGG / APE / ACC / FLAC / audio file format – Stereo electronic tuner, scan and store stations automatically – High definition FM audio function and 18 stations preset – AM audio function and 12 stations preset – Bluetooth 2.0, support hands-free calls – Adopt 800 x 480 resolution – Multifunctional IR remote control – Two way video output, one way AV input – Digital electronics clock function – Support TV output, browse picture while listening music – With rear camera function – 2 remote controls are powered by 2 CR 2025 batteries ( not included ) – Support language: Chinese, English, Russian, Spanish and Portuguese Specifications: – SNR: 65dB – Frequency response: 20Hz – 20KHz – Loudspeaker impedance: 4 – 8 ohm – FM frequency: 87.5MHz – 108MHz – Sensitivity: 25dB – Selectivity: 60dB – Separation: 35dB – AM frequency: 522KHz – 1620KHz Color: Black Digital Media Format: DVD-R/RW Resolution: 800 x 480 Special features: Bluetooth,Charger,FM Transmitter Package weight: 0.721 kg Package Size(L x W x H): 21.00 x 18.00 x 9.00 cm / 8.27 x 7.09 x 3.54 inches Notes： 1. Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures. 2. Due to personal measurement technique is different, there may be 1-3 cm error of the physical.Thank you!