The VX-170 is a compact, high-performance FM hand-held providing up to five Watts of RF power, along with big audio output (700 mW) and unmatched protection against the elements! Protected against water ingress to IPX7 specifications (submersion for up to 30 minutes at a depth of 3 feet), the VX-170 features long operating time, thanks to the supplied 1400 mAh NiMH Battery Pack. The 16-key VX-170 includes direct keyboard frequency entry and direct DTMF input, along with quick, one-touch access to YAESU’s exciting and fun WiRES-II™ VoIP Internet Linking system! Features: Submersible, Outstanding Receiver Audio, 1400 mAh Battery Pack Yields Long Operating Time, Expanded Receiver Coverage, User Password, 200 Memory Channels, Keyboard Frequency Entry, Weather Broadcast Channels, EAI (Emergency Automatic ID) Feature, Split Tone Capability.