User's Manual

Doc Title Wireless Smart Audio Module-A98ML Specification
Number
WMB20180515
Version
0.4
Document No.: WMB20180428 Page 13 of 19
Figure 2-2 A98ML Physical Dimension
2.3. External Antenna
A98ML uses the external antenna for the best Wi-Fi performance. To use external antenna, please choose the
antenna type that meets the requirement of IEEE 802 b/g/n Wi-Fi standard running at 2.4GHz frequency. The
detailed parameters are shown in the table below.
Item Parameter
Frequency range 2.4 ~ 2.5GHz
Impedance 50 Ohm
VSWR 2 (Max.)
Reflection loss -10dB (Max.)