R4
Bluetooth Bracelet
Class A
Communication
Plastic
Bluetooth
Smart Card
Contact Type
Passive
Read-Write Card
Market
Active Card
High Frequency
Serial
Support
Support
Accept
100PCS
MB
Cartton Box
5.8cm * 5.8cm * 4.5cm
China
Product Description
Micro-crystal Zr ceramics
R4 whole body is entirely made of micro-crystal Zr ceramics.
With excellent refractive index and chromatic dispersion, the device emits unique rounded luster.
R4 whole body is entirely made of micro-crystal Zr ceramics.
With excellent refractive index and chromatic dispersion, the device emits unique rounded luster.
