A dual-SIM version of the Galaxy Mega 6.3 has been leaked. According to Phone Arena, it's the Duos version similar to the Galaxy Mega 5.8 but we feel it's a CDMA+GSM dual-SIM variant for the Chinese market. Except for the SIM connectivity and the reduced RAM, everything else remains the same, which includes a 1.7GHz dual-core processor, 6.3″ 720p display, 8MP camera, 2MP front camera, Android 4.2.2.
The model number of the device is SCH-P729 and has got its Bluetooth certification.
You can read our review of the Galaxy Mega (single SIM) here.