3.Frequency meter can test frequency, sub‑tone, frequency hopping, encrypted frequency point. 2.After the frequency measurement is completed, the frequency counter and the walkie‑talkie can that the frequency is accurate. 1.One‑key frequency measurement, wireless reception, fast decoding, and automatic detection. 4.The frequency meter can communicate with the walkie‑talkie by pressing the PTT button to detect the accuracy. 5.The frequency meter can measure the frequency of the walkie‑talkie and is very, Weight: 0.23699693165 Pounds, Manufacturer: Tuidzljd