Audiovox GMRS2VMK, two-way Radio Twin Pack with Mobile Charging Stand and Car Adapter Your GMRS2VMK Radio is a portable, easy to use, two-way radio that you can carry almost anywhere. The Fast Intelligent Charger can be mounted in a vehicle and is designed for a vehicle environment. The GMRS2VMK is skillfully constructed to give you reliable communications for many different applications. The GMRS2VMK is ideal for use around the house, in your boat, on hunting and camping trips, on the ski slopes Your transceiver will achieve its maximum operating range when communi- cating with other transceivers in a flat open area with no trees or buildings obstructing its signal. Range may be up to 5 miles under such conditions. Obstacles such as buildings, trees or mountains will tend to reduce the transceiver's effective range. The transceiver is designed to operate using the 4 AAA rechargeable NiMH batteries. Beep Tone Indicator, signal strength indicator, Scan Indicator, battery level indicator, HI/LO Indicators, scan indicator Large Segment Display: Indicates the channel number in use. Caller Identification (ID) Indicator Coded Tone Controlled Squelch System (CTC) Indicator: Indicator appears when the CTCSS tone function is active.