New * PROJECTOR & DVD PLAYER: 2019 upgraded LED lighting With Built in DVD player, Supporting 1920x1080 resolution, 3000:1 contrast ration which is ideal for home entertainment. Not recommend for PPT or office presentation. * COMPATIBLE DEVICES: Supports direct play of CD, DVD, CD-R/RW, DVD -R/+R, DVD+RW/-RW, VCD, SVCD (but not blu-ray DVD), And it has HDMI, AV, VGA, Micro SD Card port, which allows you to use it with Laptop, PCs, TV Box, Amazon Fire TV Stick, Chrome Book, Tablets, Blue-ray DVD player, Micro SD Card, USB Flash Drive, Media players, iPad, iPhone, Android Smartphones. * BLUETOOTH & SURROUND SPEAKER: Build-in stereo surround speaker, restored every detail sound effect to let you enjoy the pleasure sounds in different scenes. with Bluetooth, you can connect your ideal Bluetooth speaker wirelessly at any time. * 80% LESS FAN NOISE FOR SUPERIOR PERFORMANCE: A newly-enhanced cooling and fan system generates the surprisingly low noise of any home projector BIGASOU has ever brought to Amazon. You can't even notice the cooling fan noise. 1.BIGASUO Bluetooth projector is mainly used for home theater and video games, not recommended for PPT, Word, Excel or business presentations. 2. Dolby sound is not supported. If you do not hear sound when playing a video such as Netflix, disable Dolby Sound (Settings> Display and Sound> Audio> Dolby Digital Out>, and then turn on Dolby Digital Plus). 3. Best results Scan when the projector is in a relatively dark environment. 4. For all home projectors, the edges of the image are not as clear as the center. 5. The USB port only supports USB flash drives, no cable connections and data transfer. 6. The projector's light goes out suddenly during operation and lights again. 7. Do not block the ventilation slots to prevent damage to the machine due to excessive temperatures. 8. The Bluetooth function is only connected to the Bluetooth audio device and the Bluetooth audio device has a buffer time of about 2 seconds. 9. The...