GHS 20 is a wireless remote handset allowing full control of your VHF 200, VHF 300 or 300 AIS series radio from a remote location.The simple design offers a backlit LCD display, soft keys and a rotary knob to adjust volume, squelch and channel selection. A 16/9 softkey automates distress calling, while a large, rechargeable, lithium-ion battery provides a quicker recharging and longer range.For full wireless capability, a GWH 20 Wireless Hub is required (the radio only supports one GWH 20). This is a bundled version of the GHS 20 with the GWH 20. The GWH 20 provides intercom capability with the base station and supports up to three GHS 20 handsets onboard.Key FeaturesIncludes both the GHS 20 Wireless Handset and the GWH 20 Wireless Hub Battery Type: Rechargeable Lithium-ion Battery Life: Up to 18 hours Recharging Time: Four hours Maximum Range: 100 meters (328') Dimensions: 2 13/16"W x 6 3/8"H x 1 11/16"D Weight: 8.75oz. Waterproof Rating: IPX7 submersible Warranty: One yearWhat's in the BoxGHS 20GWH 20Charging cradleBelt clipWrist lanyardMounting hardwareDocumentation