Product comparison · 2 rfid readers

Bluebird, a TSC Company RFR901 RFID reader USB Black vs Dahua Technology ASR1101M-D RFID reader RS-485/Wiegand Black, Grey

Key differences

Interface
- RFR901 RFID reader USB Black:USB
- ASR1101M-D RFID reader RS-485/Wiegand Black, Grey:RS-485/Wiegand
Product colour
- RFR901 RFID reader USB Black:Black
- ASR1101M-D RFID reader RS-485/Wiegand Black, Grey:Black, Grey
Width
- RFR901 RFID reader USB Black:133.6 mm
- ASR1101M-D RFID reader RS-485/Wiegand Black, Grey:85.2 mm
Depth
- RFR901 RFID reader USB Black:85.4 mm
- ASR1101M-D RFID reader RS-485/Wiegand Black, Grey:26 mm
Height
- RFR901 RFID reader USB Black:144.5 mm
- ASR1101M-D RFID reader RS-485/Wiegand Black, Grey:110.1 mm
Weight
- RFR901 RFID reader USB Black:353 g
- ASR1101M-D RFID reader RS-485/Wiegand Black, Grey:500 g

Differences highlightedShow differences only

Comparison of RFR901, ASR1101M-D
11 specifications	A Bluebird, a TSC Company RFR901 RFID reader USB Black Model RFR901 View product	B Dahua Technology ASR1101M-D RFID reader RS-485/Wiegand Black, Grey Model ASR1101M-D View product
Technical details2 differ
InterfaceDiffers	USB	RS-485/Wiegand
Operating frequencyKnown for one	800 MHz	Unknown — not stated by the source
Product colourDiffers	Black	Black, Grey
FrequencyKnown for one	Unknown — not stated by the source	125 kHz
Poweridentical
Battery typeKnown for one	Built-in battery	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	133.6 mm	85.2 mm
DepthDiffers	85.4 mm	26 mm
HeightDiffers	144.5 mm	110.1 mm
WeightDiffers	353 g	500 g
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	-30 - 60 °C

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.