How to program an amateur walkie-talkie HD1? HD1 dual band digital radio uses Digital Mobile Radio (DMR) Tier 2 Standard protocol. It is compatible with any existing analog two-way radio operating on the supported UHF and VHF frequencies for easy migration to digital technology. And almost all the operations can be done via radio keypad.DMR is a response to the growing requirements of companies and institutions regarding security and unwanted data leakage (information has the greatest value). This solution enabled a quick expansion of the communication system, remote management, sending SMS messages, telemetry and encryption. 1, VFO mode: Supports VFO and Channel model switch easily via EXIT key. 2, Group call match: Call freely without group restrictions. 3, Dual time slot: Supports Dual time slot and point to point. 4, ID Setting: Supports save and edit radio ID via keypad FM Function: Support receive signal from other radios when you listening radio. The LCD display and backlit full numeric keypad, the display information can be seen at a glance and easy to operate even in bright light. Almost all functions can be operate by keypad, extremely easy to learn and save your time. The product supports DMR data functions and allows sending and receiving messages; the maximum length of each message is 144 characters and less than 50 lines. Digital technology is more energy efficient than analog's, allows communicate quickly, resolve issues quickly and resolve emergencies, so the HD1 radio reduce battery consumption and shorten talk time. 3200mAh rechargeable battery life can be extended by up to 40%, the standby over 30 hours. Supports both digital and analog modes, compatible with existing analog systems, users can gradually switch analog terminal settings according to budget and actual communication needs. Digital broadcasting has many advantages over analog's, including higher voice quality, high power, long distance, longer battery life, and more. When a call comes, radio can automatically get the signal and stop the FM radio.
Once the call was finished, it will switch to FM mode So no call will be missed. 100% IP67 waterproof DMR radio with a sturdy and durable body ensure work well even in harsh outdoor environments such as sand, rain, and snow, and avoid poor communication due to environmental problems.Ailunce HD1 has the promiscuous function when you choose'On', It will make you listen all the signal, even if you are not in the same group. Comply with Digital Protocol ETSI TS 102 361-1,-2,-3. Use Time-Division Multiple-Access(TDMA) Digital Function. Frequency Band:136-174&400-480MHz& 76-107.95MHz(Receive only). 200,000 Contacts + 1000 Priority Contacts. Dual Time Slot for Repeater. Dual Time Slot for Point to Point. 12.5KHz(data only):7K60FXD. 12.5KHz(data and voice):7K60FXW. 1 x HD1 two way radio. 1 x User's manual. 1 x HD1 programming cable. 1 x Ailunce HD1 speaker microphone. This item is in the category "Consumer Electronics\Radio Communication\Walkie Talkies, Two-Way Radios". The seller is "retevis" and is located in this country: US. This item can be shipped to United States.