Blackmagic Design Mini Converter Audio-SDI 4K, Signal converter, For embedding audio into any SDI source in SD and 4K formats up to 4Kp/30 DCI, Audio is embedded as analogue or AES/EBU signals via 1/4"" connectors from devices such as mixers and analogue VTRs, Multi-rate support: automatic detection of SD, HD and 6G-SDI, Updates and configuration via high-speed USB 2.0 (480 Mbps), Reclocking, Power supply: +12 V universal power supply with plug adapters suitable for all countries included, Power consumption: 8.4 W, Dimensions: 115 x 92 x 23 mm, Weight: 216 g@+*Connections:*@+@+, SDI video inputs: 1 SD, HD or 6G SDI input, 1 ALT-SDI input (which is automatically switched to if the main input fails), SDI video outputs: 1 output for embedded SDI, Analogue audio inputs: 4 channels balanced analogue audio, Digital audio inputs: 8 channels of balanced AES/EBU audio