mp4_amr_vbr_320_240_v58_10_a12.3gp
mp4_amr_vbr_320_240_v108_10_a12.3gp
mp4_amr_vbr_320_240_v158_15_a12.3gp
mp4_amr_vbr_320_240_v198_15_a12.3gp
mp4_amr_vbr_320_240_v248_20_a12.3gp
mp4_amr_vbr_320_240_v298_25_a12.3gp
mp4_amr_vbr_320_240_v368_30_a12.3gp