On-wall speakers ZL 135:


 
260x175x81 mm   Suitable for speech reproduction. A speech transm. factor of 90% can be achieved in the frequ. range of 500-4000 Hz.Suitable for background music: low level with a frequency range of 200-10 000 Hz.Moisture proof cone: Protection against humidity. Direct water contact is not recommended.Special painting: in all RAL colours for extra charge.Volume control: optional for extra charge: -Re: 6 W without stopper; -Re50: 6 W /50 ohm potentiometer with stopper.Program selector: optional for extra charge: 6 programs, without stopper.24 V mandatory relais: for extra charge.
260x175x81 mm   Suitable for speech reproduction. A speech transm. factor of 90% can be achieved in the frequ. range of 500-4000 Hz.Suitable for background music: low level with a frequency range of 200-10 000 Hz.Moisture proof cone: Protection against humidity. Direct water contact is not recommended.Shock-proof: for use in sport halls.Special painting: in all RAL colours for extra charge.Volume control: optional for extra charge: -Re: 6 W without stopper; -Re50: 6 W /50 ohm potentiometer with stopper.Program selector: optional for extra charge: 6 programs, without stopper.24 V mandatory relais: for extra charge.
260x175x81 mm   Suitable for speech reproduction. A speech transm. factor of 90% can be achieved in the frequ. range of 500-4000 Hz.Suitable for background music: low level with a frequency range of 200-10 000 Hz.Moisture proof cone: Protection against humidity. Direct water contact is not recommended.Shock-proof: for use in sport halls.Special painting: in all RAL colours for extra charge.