Light Indicators: Power, WiFi, Signal Strength, Mode (GPRS/EDGE/3G/HSPA).Antenna: 1 SMA connector for attaching a 3G antenna.USB Port: Doubles as either power in router mode or connectivity to a PC/Notebook in modem mode.Telephony: 1 Port (RJ11) for attaching an analogue phone.Support PC voice (optional) and SMS services.Compatible OS*: Windows 2000, XP, Vista, 7** (should work on Linux).Cyan light long bright: HSPA data service connection succeeds.Blue light long bright: 3G network registered success.Blue lights blink: being registered 3G network.Green light Fast Blingking: download upgrade mode.Green light long bright: 2G network registered success.Green light single flash: being registered 2G network.Green light double flash: Search the network.Red light flash: SIM card fault (no card or PIN code without checking).Red light long bright: signal strength weak.Yellow lights long bright: signal strength medium.Green light long bright: signal strength is good.

Yellow light long bright: wireless local-area network (WLAN) function to open.Yellow light long bright: equipment electrify normal.Now let me take a simple explanation for the B970: The gateway enables you not only to set up a local area network (LAN) flexibly, but also to access the Internet in wireless mode. Huawei B970 is a 3G router with an embedded 3G chip (think Linksys WRT54G3G without having to buy a PCMCIA card), it is also a dual-mode Wireless Gateway & USB modem This huawei B970 gateway is a good HSUP 3G wireless gateway for family users and enterprise users.

Huawei b970b router unlock code 2017