This is an audio file extension that allows for achieving surround sound. It is utilized in files of the DVD format. Its manufacturing company is Dolby Digital. An AC3 file is an audio stream that can be encountered as external soundtracks for films. You can download it separately and synchronize it with the movie file. The audio file contains 6 channels: upper and lower, front and rear, right and left, as well as low-frequency effects.

Convert from AC3
1	AC3 To AAC
2	AC3 To AIFF
3	AC3 To AMR
4	AC3 To AU
5	AC3 To CAF
6	AC3 To CDDA
7	AC3 To DSS
8	AC3 To DTS
9	AC3 To FLAC
10	AC3 To GSM
11	AC3 To M4A
12	AC3 To M4R
13	AC3 To MP2
14	AC3 To MP3
15	AC3 To MP4
16	AC3 To OGA
17	AC3 To OGG
18	AC3 To OPUS
19	AC3 To SPX
20	AC3 To SLN
21	AC3 To TTA
22	AC3 To VOC
23	AC3 To W64
24	AC3 To WAV
25	AC3 To WMA
26	AC3 To WV
27	AC3 To AVI
28	AC3 To MPEG
29	AC3 To MOV
30	AC3 To FLV

Convert to AC3
1	AAC To AC3
2	AIFF To AC3
3	AMR To AC3
4	AU To AC3
5	CAF To AC3
6	CDDA To AC3
7	DSS To AC3
8	DTS To AC3
9	FLAC To AC3
10	GSM To AC3
11	M4A To AC3
12	M4R To AC3
13	MP2 To AC3
14	MP3 To AC3
15	MP4 To AC3
16	OGA To AC3
17	OGG To AC3
18	OPUS To AC3
19	SPX To AC3
20	SLN To AC3
21	TTA To AC3
22	VOC To AC3
23	W64 To AC3
24	WAV To AC3
25	WMA To AC3
26	WV To AC3
27	AVI To AC3
28	MPEG To AC3
29	MOV To AC3
30	FLV To AC3