Baofeng UV-21E

Baofeng UV-21E Tri-Band Waterproof Walkie Talkie User Manual

Model: UV-21E | Brand: Baofeng

1. Produk Lebihview

The Baofeng UV-21E walkie talkie is designed for reliable and versatile communication across various environments. Featuring a high-capacity battery and robust construction, it is suitable for extended outdoor activities and demanding conditions.

Ciri-ciri Utama:

  • USB Type-C Boleh dicas semula: Conveniently recharge the device using a power bank, car charger, or laptop, eliminating the need for disposable batteries.
  • IP45 Tahan Air: Designed to withstand rain and splashes, ensuring clear communication in various weather conditions.
  • Teknologi Tri-Jalur: Operates across three frequency bands (136-174MHz, 220-260MHz, 400-480MHz) for exceptional versatility.
  • Wireless Frequency Copy Function: Easily scan and store new radio frequencies for seamless communication with other compatible devices.
  • High-Definition 1.77-inch LED Display: Provides clear visualization of frequency, channel, and function menus for easy control.
  • PC dan Pengaturcaraan Manual: Offers flexible configuration options via computer software or directly through the device's keypad.
Baofeng UV-21E Walkie Talkie front view dengan paparan dan papan kekunci
Rajah 1: Depan view of the Baofeng UV-21E Walkie Talkie, highlighting the display and keypad.

The Baofeng UV-21E is equipped with a robust design and advanced features to ensure reliable communication. Its tri-band capability allows for operation across a wide range of frequencies, making it adaptable for various uses.

Baofeng UV-21E features including Tri-Band, 999 Channels, 1.77 inch LCD, and two charger methods
Gambar 2: Lebihview of key features including Tri-Band operation, 999 channels, 1.77-inch LCD screen, and dual charging options.

2. Apa yang ada di dalam Kotak

Upon unboxing your Baofeng UV-21E, please verify that all the following components are included:

  • Walkie Talkie Body
  • Antena
  • Bateri
  • Charging Base and USB-C Cable
  • Klip Tali Pinggang
  • Lanyard
  • Manual Pengguna
Baofeng UV-21E accessories including machine, antenna, battery, base charger, clip, lanyard, Type-C cable, and manual
Figure 3: All components included with the Baofeng UV-21E package.

3. Persediaan

3.1. Pemasangan Bateri

  1. Align the battery with the back of the walkie talkie body.
  2. Luncurkan bateri ke atas sehingga ia klik pada tempatnya dengan selamat.

3.2. Lampiran Antena

  1. Skrukan antena mengikut arah jam ke dalam penyambung di bahagian atas walkie-talkie sehingga ia ketat separas jari. Jangan terlalu ketatkan.

3.3. Mengecas Bateri

The Baofeng UV-21E offers two charging methods:

  • Pengecasan Terus USB Jenis-C: Connect the provided USB-C cable directly to the Type-C port on the side of the walkie talkie. This allows charging from a power bank, car charger, or computer.
  • Pangkalan Pengecasan: Place the walkie talkie into the charging base. Ensure the metal contacts on the battery align with the contacts in the base. Connect the charging base to a power outlet using the provided adapter. The indicator light on the base will show the charging status.
Baofeng UV-21E showing Type-C fast charging and base charging methods
Figure 4: Illustration of the two available charging methods: USB Type-C direct charging and traditional base charging.

4. Arahan Operasi

4.1. Hidupkan/Mati Kuasa

To power on the device, rotate the volume knob clockwise until you hear a click and the display illuminates. To power off, rotate the volume knob counter-clockwise until it clicks.

4.2. Pemilihan Frekuensi dan Saluran

The UV-21E supports Tri-Band operation and has 999 channels. Use the keypad to directly input frequencies or navigate through stored channels. The 'VFO/MR' button switches between Frequency Mode (VFO) and Channel Mode (MR).

Close-up of Baofeng UV-21E display showing frequency and channel information
Rajah 5: Terperinci view of the 1.77-inch high-definition LED display, showing current frequency and channel information.
Baofeng UV-21E large LCD screen for clear operation
Figure 6: The larger LCD screen provides a better user experience, ensuring clear operation even in low light conditions.

4.3. Butang Push-to-Talk (PTT)

Press and hold the PTT button on the side of the walkie talkie to transmit. Release the button to receive. Speak clearly into the microphone while holding the PTT button.

4.4. Fungsi Salinan Frekuensi Tanpa Wayar

This feature allows you to quickly copy frequencies from another walkie talkie without needing a computer. Refer to the detailed instructions in the included user manual for specific key combinations and steps.

Video 1: This video demonstrates the wireless frequency pairing feature on a similar Retevis walkie talkie model (RA79), which functions similarly to the Baofeng UV-21E's wireless frequency copy function. It shows how to easily connect multiple walkie talkies without a computer.

4.5. Pengaturcaraan

The UV-21E can be programmed via PC software for advanced configurations or directly through the device's keypad for basic settings. Consult the full user manual for detailed programming instructions.

4.6. Fungsi Khas

The device includes features such as FM radio, VOX (Voice Operated Exchange) for hands-free operation, emergency alert, and a built-in flashlight. Access these functions through the menu system or dedicated buttons as described in the comprehensive manual.

5. Penyelenggaraan

5.1. Pembersihan

Regularly clean the exterior of the walkie talkie with a soft, damp kain. Elakkan menggunakan bahan kimia yang keras atau pembersih yang kasar. Pastikan port pengecasan dan sesentuh bateri bebas daripada habuk dan serpihan.

5.2. Penjagaan Bateri

To prolong battery life, avoid overcharging or completely draining the battery. Store the device in a cool, dry place when not in use for extended periods. If storing for a long time, charge the battery to approximately 50% capacity.

5.3. Penyimpanan

Store the walkie talkie in a dry, dust-free environment away from direct sunlight and extreme temperatures. Remove the battery if the device will not be used for several months.

6. Penyelesaian masalah

MasalahKemungkinan PuncaPenyelesaian
Tiada kuasaBattery drained or not properly installedCas bateri atau pasang semula dengan betul.
Tidak boleh menghantar atau menerimaFrekuensi/saluran yang salah, di luar julat atau isu antenaVerify frequency/channel settings. Move closer to the other party. Check antenna connection.
Kualiti audio yang lemahLow battery, interference, or microphone/speaker obstructionCharge battery. Move away from sources of interference. Clean microphone/speaker.
Salinan frekuensi tanpa wayar gagalDevices too far apart or not in correct modeEnsure devices are close and in the correct pairing mode.

If you encounter issues not listed here or if the problem persists after attempting the solutions, please contact customer support.

7. Spesifikasi

CiriPerincian
JenamaGeneric (Baofeng UV-21E)
ModelUV-21E
PengeluarBaofeg
Teknologi PenalaUHF/VHF
Julat Kekerapan136-174MHz, 220-260MHz, 400-480MHz
Bilangan Saluran68 (Note: Product images indicate 999 channels, please refer to actual product for exact number)
Julat Percakapan Maksimum10 Kilometer
Voltage8.4 Volt
Tahap Ketahanan AirKalis Air (IP45)
Ciri KhasDustproof, Dual Band, Long Range, Built-in Flashlight, Wireless Frequency Copy
Berat Produk453.23 Gram
Dimensi Pakej20 x 10 x 10 cm
Negara/Wilayah AsalChina

8. Waranti dan Sokongan

This product comes with a standard manufacturer's warranty. For specific warranty details, return policies, or technical support, please refer to the documentation included with your purchase or contact the seller directly. Keep your proof of purchase for any warranty claims.

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