The factors most frequently affecting the wireless signal:
1) Intrinsic factors:
·Antenna’s Gain. The larger Gain, the better signal.
·Wireless Communication Performance. The higher performance transmission rates, the better ability.
2) Extrinsic factors:
·Barriers, such as wall or clapboard and so on.
·The interfering of other devices with the same frequency band of AP or wireless router, such as micro-wave oven or wireless phone and so on.
·There are more than one AP or wireless router working in the same Channel.
·The location where an AP or wireless router is placed. Do your better to place the device at a higher location to reduce the barrier’s countercheck.