Properties：

Features：

UHF Ceramic Antenna ZK-ANT50D

Ceramic Antenna (mm): 40*40*4mm；

PCB Board Size(mm): 50*50MM

Reading Range：３-4M

Frequency (MHz): 902-928MHZ

Center Frequency：915MHZ

Band width (MHz):20MHZ

Gain(dBi): 5.0DBI

Characteristic impedance(Ω):50

Standing Wave Ratio：1.2Min

Polarization mode: RHCP (Circular Polarization)

Operating temperature：－４0℃~＋80℃

Frequency Temperature Coefficient (ppm/℃):２0

Lightning protection: DC ground