IP30 Contra insert earphone

IP30 Contra plug-in headphones with 10 ohms for impedance audiometry.
Meets ISO standard 389-2.

The variants refer to the plug
1. Value: Bending of the connection
2nd value: diameter of the plug
3. Value: Mono or stereo, additionally for mono the number of plugs

Attention: Cable lengths vary!
Cable length for plug-in headphones with straight plug connection: 0.5 m
Cable length for plug-in headphones with straight plug connection: 2.0 m