Beyerdynamic Opus 910 Manual Del Usuario página 68

3.5 AF Connection
(1) 2-Wire Electret Condenser Microphone Capsule
(2) 3-Wire Electret Condenser Microphone Capsule
(3) Dynamic Microphone
(4) Electric Guitar
(5) Line-in (impedance 8Ω, attenuation 10 dB)
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e.g. MCE 5.18,
MCE 10.18,
MCE 60.18
e.g. Opus 54.18,
Opus 55.18,
Opus 56.18,
MCE 7.18