Product comparison · 2 sirens

Hama MIDI 2 vs Trust ALSIR-2000 Wireless siren Red, Silver

Key differences

Alarm decibels
- MIDI 2:115 dB
- ALSIR-2000 Wireless siren Red, Silver:100 dB
Product colour
- MIDI 2:Black
- ALSIR-2000 Wireless siren Red, Silver:Red, Silver

Differences highlightedShow differences only

Comparison of MIDI 2, ALSIR-2000
16 specifications	A Hama MIDI 2 View product	B Trust ALSIR-2000 Wireless siren Red, Silver Model ALSIR-2000 View product
Features2 differ
Type	Wireless siren	Wireless siren
Placement availableKnown for one	Indoor/outdoor	Unknown — not stated by the source
Alarm decibelsDiffers	115 dB	100 dB
Product colourDiffers	Black	Red, Silver
Operating frequencyKnown for one	Unknown — not stated by the source	868 MHz
Light alarmKnown for one	Unknown — not stated by the source	Yes
Poweridentical
Battery typeKnown for one	LR44	Unknown — not stated by the source
Battery voltageKnown for one	1.5 V	Unknown — not stated by the source
Number of batteries supportedKnown for one	4	Unknown — not stated by the source
Weight & dimensionsidentical
Package weightKnown for one	75 g	Unknown — not stated by the source
Package depthKnown for one	90 mm	Unknown — not stated by the source
Package heightKnown for one	23 mm	Unknown — not stated by the source
Package widthKnown for one	230 mm	Unknown — not stated by the source
Batteryidentical
Battery technologyKnown for one	Alkaline	Unknown — not stated by the source
Packaging contentidentical
Number of batteries includedKnown for one	4 pc(s)	Unknown — not stated by the source
Quick start guide	Yes	Yes

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.