1. Fampidirana
The ChunHee WT42 Wireless Intercom System provides reliable two-way communication for homes, offices, and businesses. Designed for clear sound and extended range, this system facilitates easy room-to-room communication without the need for Wi-Fi. This manual provides essential instructions for setup, operation, and maintenance to ensure optimal performance of your intercom units.
2. Inona no ao anaty boaty
- Intercom Unit x 2
- Cable USB-C Charging x 2
- Power adaptatera x 2
- Belt Clip x 2 (pre-attached)
- Lanyard x 2
3. Vokatra mihoatraview
The ChunHee WT42 intercom units are compact and designed for ease of use. Each unit features an antenna for extended range, a speaker, a microphone, and several control buttons.
Figure 1: ChunHee WT42 Wireless Intercom Unit
Fanaraha-maso sy famantarana
- Bokotra PTT (Tsindrio mba Hiresahana): Large central button for transmitting voice. Lights up red when transmitting, green when receiving.
- Bokotra hery: Orange button on the side. Hold for 3 seconds to power on/off.
- Bokotra CH+ / CH-: Adjust communication channels.
- Bokotra VOL+ / VOL-: Ahitsio ny feon'ny mpandahateny.
- Channel Confirmation Button: Blue button on the side, above the power button. Press to confirm the current channel.
- Seranan-tsambo USB-C: Located at the bottom for charging.
- Jack finday: Located at the top for private listening.
4. Fametrahana
4.1 Charging the Intercom Units
Before first use, fully charge both intercom units. The units feature a 1000mAh battery, providing 70-80 hours of use and 2-3 hours for a full charge. A voice alert "Please charge" will sound when power is low.
- Connect the provided USB-C charging cable to the charging port at the bottom of each intercom unit.
- Plug the other end of the cable into a power adapter, laptop, or power bank.
- The indicator light will show charging status (e.g., red for charging).
- Once fully charged, disconnect the units.
Sary 2: Fampahalalana momba ny bateria sy ny fiampangana
Figure 3: Indicator Light Alerts
4.2 Mamelona/Mamono
- Hamelona: Hold the orange Power Button on the side for approximately 3 seconds until you hear a voice prompt.
- Mamono: Hold the orange Power Button on the side for approximately 3 seconds until you hear a voice prompt.
Video 1: Demonstrates how to power on/off the intercom units and adjust volume.
4.3 Pairing Intercoms
For two intercom units to communicate, they must be set to the same channel.
- Ensure both intercom units are powered on.
- Ampiasao ny CH+ or CH- buttons to select the desired channel for both units. Ensure both units display the same channel number.
- Once both units are on the same channel, they are paired and ready for communication.
Video 2: Instructions on how to pair two intercom units by setting them to the same channel.
5. Torolàlana miasa
5.1 Fanitsiana ny Boky
Raha hanitsy ny feo dia tsindrio ny VOL+ bokotra hampitombo na VOL- button to decrease the volume level. A voice prompt will indicate the current volume level.
5.2 Speaking (PTT Function)
To speak, press and hold the large PTT (Push-to-Talk) button. The PTT button will light up red, indicating transmission. Release the button to listen. For clear communication, speak directly into the microphone located below the PTT button.
Figure 4: Extra-Large PTT Button for easy use.
5.3 VOX (Voice Operated Exchange) Hands-Free Function
The VOX function allows for hands-free communication, automatically transmitting your voice when you speak, without needing to press the PTT button. This is ideal for multitasking.
- To Enable VOX: With the device powered off, hold the CH+ bokotra sy ny Bokotra Hery simultaneously. Release when you hear a "beep" and see the flashing light, indicating VOX is ON.
- To Disable VOX: With the device powered off, hold the CH+ bokotra sy ny Bokotra Hery simultaneously. Release when you hear a "beep beep" and see the flashing light, indicating VOX is OFF.
Video 3: Detailed guide on how to enable and disable the VOX function.
Figure 5: Hands-Free VOX Function in use.
5.4 Channel Lock
The channel lock feature prevents accidental channel changes and cross-talk, ensuring stable communication.
- To Lock Channel: Tazony ny CH- button until you hear a "DI" sound. The keyboard is now locked.
- To Unlock Channel: Tazony ny CH- button again until you hear a "DIDI" sound. The keyboard is now unlocked.
Video 4: Explains how to lock and unlock the intercom keyboard to prevent accidental changes.
Figure 6: Channel Lock ensures stable communication.
6. Fikojakojana
- Keep the intercom units clean by wiping them with a soft, dry cloth.
- Avoid exposing the units to extreme temperatures, direct sunlight, or moisture.
- Do not attempt to disassemble or repair the units yourself, as this will void the warranty.
- Store the units in a cool, dry place when not in use.
7. Famahana olana
| Olana | Antony mety hitranga | vahaolana |
|---|---|---|
| Tsy misy hery | bateria kely | Charge the intercom unit fully. |
| Cannot communicate | Units on different channels | Ensure both units are set to the same channel. |
| Ratsy ny kalitaon'ny feo | Out of range, obstacles, or low battery | Move closer, reduce obstacles, or charge battery. |
| Accidental button presses | Keyboard not locked | Activate the channel lock function. |
8. Famaritana
- Haben'ny vokatra: 1.26 x 6.3 x 9 santimetatra
- Lanja entana: 10.8 oz
- Isan'ny fantsona: 16
- Endri-javatra manokana: Half-duplex with VOX
- Haben'ny resaka ambony indrindra: 3300 Feet (in open areas)
- BOKYtage: 5 Volts
- Batterie: 1 Lithium Polymer battery required (included), 1000mAh
- haavon'ny fanoherana ny rano: Tsy mahatanty rano
9. Warranty & Fanohanana
For warranty information, technical support, or any inquiries regarding your ChunHee WT42 Wireless Intercom System, please contact the manufacturer directly through their official website or the contact information provided with your purchase. Keep your purchase receipt for warranty claims.
