1.Supports MP3, AAC, WMA, RM, FLAC, Ogg and programmable with 7.1/5.1 down-mixing. 2.Built-in serial digital audio SPDIF/IEC958 input/output and PCM input/output.Two channels . 3.Supports 1 audio output interface (differential LINEOUTP or single-end LINEOUTL/LINEOUTR),One Audio HUB,supporting internal mixing function. 4.Embedded 3 I2S/PCM(I2S0 for extended audio codec,I2S2 for BT,I2S3 for digital power amplifier),Supports Left-justified,Right-justified,Standard I2S mode,PCM mode,and TDM mode. 5.One OWA OUT interface,supporting 16-/20-/24-bit inputs and outputs,Integrated digital microphone(DMIC),supporting maximum 8 digital PDM microphones. Battery:2*AAA batteries(not included) Media:Local media playback,support HDD,U disk,TF card. Online chat:support SKYPE video call, , , twitter, QQ, etc. Others:Support email,office suite,etc.Support DLNA function Support 2.4G wireless mouse/keyboard Colour:Black Material:ABS Package Contents: 1 x TV98 stick 1 x -compatible cable 1 x Voice remote control 1 x USB charing cable 1 x English manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.