Product Description CPU:Allwinner H6 up to 1.5 GHz, Quad core ARM Cortex-A53 GPU:Mali-T720 RAM:4G DDRIII ROM:32GB WiFi:2.4G / 5G(AC2X2) OS:Android 9.1 Main Features: Bluetooth:BT4.1 SPDIF:Coaxial(Optical) Power Indicator:Power ON - Blue ind. KD:17.6 Decoder Formats:HD MPEG1/2/4,H.264, HD AVC/VC-1,RM/RMVB,Xvid/DivX3/4/5/6 ,RealVideo8/9/10 Video Formats:4K-60fps, H.265, AVI, H.264, VC-1, MPEG-2, MPEG-4, DIVD/DIVX, Real8/9/10, RM,RMVB, PMP, FLV, MP4, M4V, VOB, WMV, 3GP, MKV Music format:MP1, MP2, MP3, WMA, OGG, AAC, M4A, FLAC, APE, AMR, RA, WAV Photo format:JPEG/BMP/GIF/PNG/TIFF DLNA:DLNA files sharing Languages:English/French/German/Spanish/Italian etc. 24 languages. Note: optional-1: 2GB+16GB+2.4G Wifi(Not Bluetooth) optional-2: 4GB+32GB+2.4G Wifi(Not Bluetooth) optional-3: 4GB+64GB+2.4G/5.8GHz Dual Wifi+BT 4.1