Buzzer
The 442 audio/visual alarm devices are suitable for connection to 2-wire and 4-wire fire detection and alarm systems. 441 will operate with both addressable and non-addressable fire detection control and indicating equipment. Activation is initiated upon connection of the operating voltage, allowing connection to either a switched supply or via An addressable module. Visual, audible and audio/visual models available Red or white body available for audible alarm device Operates when the supply voltage is connected to the device Compatible with relay outputs from control and indicating equipment, or from an output module connected to addressable alarm circuit wiring Dc 24 v operation Loud sounder output of 85 db at 1 m Long-life leds Zero current load in quiescent condition
Specifications: Individually pack in a corrugated box with Accessories Suitable for adult, pediatric and neonatal patients Up to 24 hours of tabular and graphical patient data trends High resolution Graphic TFT color display for on screen preview Audio tones to differentiate oxygen saturation level Built-in rechargeable battery support up to 3 hours Peak detection alarm O2 probe sensor Off indication Portable and battery operated Digital display for clear viewing from distance High/Low limit alarm for SPO2 & Pulse Rate Adjustable audible and visual alarms
Piezo buzzer, piezoelectric ceramic transducer, piezo element, speaker.
Acoustics component, smd buzzer, magnetic transducer, piezo, microphone, smd speaker, Battery Buzzer Flags.
Various kinds of electro-acoustic components, such as: microphone, speaker, buzzer.
Internal MIC with high sensitive & non directive Multi Audio format support : Record : DM3,WAV, ADPCM Play back : DM3,WAV, WMA, ADPCM Recording Media : Micro SD BuiltIn Exterior Speaker Monitoring on recording By Ear phone & Speaker Fast data transference via USB 2.0 interface Hold key for prevention of accidental operation
Operating Voltage: VDC 3 ~ 15 Rated Voltage VDC: 12 Rated Current mA: Max. 30 Sound output ( at 30 cm ) dBA: Min. 90 Rated Frequency Hz: 2900 ± 500 Tone Nature : Continuous Operating Temperature º C: -20 ~ +60 Terminal : Plate Housing Material / Color: ABS / Black.
Operating Voltage VDC: 4 ~ 7 Rated Voltage VDC: 5 Rated Current mA: Max. 30 Sound output ( at 10 cm ) dBA: Min. 85 Rated Frequency Hz: 2300 ± 300 Tone Nature : Continuous Operating Temperature º C: -40 ~ +85 Storage Temperatureº C: -40 ~ +85 Terminal : Pin Housing Material / Color: Noryl / Black Weight g: 2.
Stage speaker, subwoofer speaker, multimedia speaker, trolley speaker, car audio.
Car Audio Streaming, Carplay, Iot.
Amplifier, speaker, public address system.
Buletooth sound amplifier, bone conduction transducer, bathroom mirror module, audio amplifier board, solenoid.
Speaker for car & home hi-fi, speaker parts & accessories.
All type of car, home speakers.
Line array speakers, amplifiers, DSP processors, speakers, audio, microphone, sound.
Speakers, car speaker, subwoofer, ceiling speaker, public address systems.
Pc karaoke driver.
Audio, loudspeaker, amplifier, line array.OEM/ODM
Car speaker.
