TC-320 TC-320U TC-320U2 Original HYT UHF 450-470 MHz Handheld Transceiver - 16 Channels, 2 Watts Audio Compandor Scrambler compatible w/ TC320 UHF2 & TC518 VOX Earpiece Battery Strength Indicator High / Low Power Switchable Programmable 25 / 12.5 KHz Channel Spacing Monitor CTCSS / CDCSS and Squelch Tail Elimination Channel Scan Auto Battery Save Low Battery Alert Busy Channel Lockout (BCL) Time-out-timer (TOT) PC Programmable Wired Clone Durable Casing Compact durable design that can with stand a 1.5 meter drop. Long Battery Life 1700mAh high capacity Li-Ion battery lasts approximately 12hrs. User Friendly Design With its ergonomic design, this slim and compact radio can enhance user comfort, while maintaining a professional and fashionable appearance. Double Injection Molding The combination of double injection molding and grip technology brings users a comfortable and convenient operation experience. Mini-USB Interface Chargeable and Programmable through the Mini-USB port, plug directly into an outlet or the optional charger.