Retevis H777 Walkie Talkie is an FRS license free radio, ideal communication solution for businesses due to its long-range, crystal-clear sound, and reliable performance. It is simple to use, offers up to 16 channels, and is compatible with other FRS models. It is ideal for small businesses and organizations looking for an effective, cost-efficient way to stay in touch.
The updated version of H-777 has reduced the weight of the fuselage and shortened the size of the antenna. The fuselage is made of durable plastic. The compact size is easy to use during the working time.
Due to the increased antenna gain, the updated version of H-777 has a good call range, about 0.5-1 miles in urban areas, and usually 0.8-2 miles outdoors without obstacles. (The distance is for reference only.)
H777 is easy to use and work out of the box, which will save the time cost of learning. Its16 channels, hands-free communication, rechargeable battery packs, a desktop charger, all of these are suitable for business use. Restaurants, retail stores, boutiques, and other small businesses require easy and reliable access to communication, which is possible with this dependable radio.
Question 1: Compared with the old version, what’s updated on new version of H777?
Answer 1: The antenna is updated to a shorter but thicker and more stable antenna. Supporting type-c charging.
Question 2: Are the accessories of the old version H777 compatible with the new version?
Answer 2: Besides the charger, other accessories from the old version, such as the 6-way charger, earpieces, and speaker mics can be compatible with the new versions.
Question 3: Can the new version work with the old version?
Answer 3: Yes, the upgraded version can communicate directly with the old version.
Question 4: Will the H777 work with RT27 walkie talkies?
Answer 4: Yes, the H777 will work with the RT27 and other FRS walkie talkies as long as they are set to the same channel and CTCSS/DCS code.
Question 5: Can Retevis H777 talk to RT22?
Answer 5: Yes, H777 can work with RT22. Both H777 and RT22 two way radios are FRS radios with 16 channels, they can communicate with each other on the same channel and CTCSS/DCS, such as Retevis RT21, RT68,RT68B etc.
Receiver | |
Sensitivity (12DB SINAD) | -122dBm |
Adjacent Channel Selectivity | ≥55dB@12.5KHz |
Intermodulation Rejection | ≥58dB |
Rated Audio Power | ≥0.5W@8ohms |
Audio Response | ±1~-3db(0.3~3khz) |
Rated Audio Distortion | ≤5% |
Transmitter | |
Output Power | ≤2W |
Modulation Mode | 11K0F3E@12.5KHz |
Modulation Noise | ≥40dB@12.5KHz |
Stray Radiation | -36dBm<1GHz,-30dBm>1GHz |
Adjacent Channel Power | ≤-60dB@12.5KHz |
Audio Response | ±1~-3db(0.3~3khz) |
Modulation Distortion | ≤3% |
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