VH-B74 Wearable Bluetooth UHF RFID Reader


VH-B74 Wearable Bluetooth UHF RFID Reader

1. VH-B74 is a well-designed wearable Bluetooth UHF RFID reader, compact and exquisite, easy to use. It can be equipped with a wrist strap or armband, can also be connected to mobile phones, tablets and other devices by magnetic attraction. The battery can be replaced;

2. Can connect to Android / IOS devices via VANCH "Bluetooth Assistant" APP for device operation control;

3. Excellent UHF RFID performance, reading distance over 9 meters, dustproof, waterproof, shock and drop resistance;

4. Fully apply to the application of warehouse management, power inspection, asset management, retail and other industries;

5. While helping users improve efficiency, free their hands and work more conveniently.


InventoryPower patrolPersonnel LivestockAccessoriesClothing retail

Product Title




Performance Index

Dimension 108 mm x 78 mm x 18 mm
Weight 200g
Interface Type C, USB
Battery 2000 mAh,removable Max charging current 5 V / 1.5 A Charging time about 2 hours
Indicators Charging indicator (red indicator light is always on when charging) Full power indicator (green indicator light is always on when fully charged) Battery indicator (when the battery is greater than 20%, the blue indicator is always on; when the battery is less than 20%, the blue indicator is always flashing.) Bluetooth connection status indicator (when the light is off, the Bluetooth status is unpaired; when the light is on, the Bluetooth status is paired.) Work indicator light (when the label is scanned, the indicator light flashes once)

Development Environment

System Supply Android/IOS SDK
Security Support RFID encryption module (reserved)

Working Environment

Operating temp -20oC to 50oC
Storage temp -40oC to 70oC
Humidity 5% RH- 95%RH (non-condensing)
Protection grade Waterproof, dustproof, enclosure protection grade IP65
Drop standard Resistance to 12m natural drop

Data Communication

Type C USB Data communication through USB connection
Bluetooth Support Bluetooth 4.0, cooperate with APP or SDK to realize user information interaction


RFID module VM-61, based on lmpinj Indy R2000 chip
Antenna Circular polarization (3dBi)
Frequency 920-925MHz/902-928MHz/865-868MHz
Protocol EPC C1 GEN2/ ISO18000-6C
Power 1W (30dBm, support +5~ +30dBm adjustable) Optional 2W (33dBm, work for Latin America and etc.)
Reading distance >9 meters (outdoor open environment,Impinj MR6 label)
Group read rate Up to 900 tags/sec


Standard accessories Chinese/European/British/American power adapter optional, 100-240V input, 5V2A output, used with data cable DC-R5-USB
Optional accessories Wristbands, armbands, magnetic pad, etc.

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