Introducció
This manual provides detailed instructions for the New bee WJ21 Wireless Guitar System. This system is designed to offer stable and high-quality audio transmission for various electric instruments, including guitars, basses, and other devices with a 6.35mm jack. It features low noise, minimal latency, and a transmission range of over 20 meters, ensuring a reliable wireless experience.
Contingut del paquet
Si us plau, verifiqueu que tots els elements que s'enumeren a continuació estiguin inclosos al vostre paquet:
- 1 x Wireless Guitar Transmitter
- 1 x Wireless Guitar Receiver
- 1 x Carry Case for Wireless Guitar System
- 1 x Dual-ended USB C Charging Cable
- 3 pues de guitarra

Image: The package contents laid out, showing the transmitter, receiver, USB-C cable, user manual, protective bag, and the product box.
Producte acabatview
The New bee WJ21 Wireless Guitar System consists of a transmitter and a receiver, both designed for ease of use and compatibility.
Característiques principals:
- 2.4 GHz Wireless Transmission: Provides a stable and clear audio signal.
- 280° Rotatable 1/4" Plug: Ensures compatibility with various instrument jack locations.
- Bateria recarregable: Built-in battery offers approximately 6 hours of working time on a full charge.
- Indicador LED de bateria: Four blue LEDs indicate the remaining battery level (20%, 50%, 75%, 100%).
- Botó de sincronització: For easy and quick connection between the transmitter and receiver.
- Port de càrrega USB-C: For convenient recharging using the included dual-ended USB-C cable.

Image: A close-up of the wireless unit highlighting the 280-degree rotatable 1/4-inch plug, demonstrating its flexibility for various instrument designs.

Image: An illustration showing the wireless transmitter and receiver, emphasizing the 6-hour working time and the LED battery indicators (20%, 50%, 75%, 100%) and the USB-C charging cable.
Configuració
1. Càrrega dels dispositius
- Connect the dual-ended USB-C charging cable to both the transmitter and the receiver.
- Connecteu l'altre extrem del cable USB-C a un adaptador de corrent USB compatible (no inclòs).
- The LED battery indicators will illuminate during charging. A full charge typically takes about 2 hours.
- Once fully charged, all four LED indicators will remain solid. Disconnect the charging cable.
2. Emparellatge del transmissor i el receptor
The devices are designed for automatic pairing after the initial setup.
- Ensure both the transmitter and receiver are fully charged and powered off.
- Turn on the receiver by pressing and holding its power button.
- Press the pairing button on the receiver. The pairing indicator light will flash.
- Turn on the transmitter by pressing and holding its power button.
- Press and hold the pairing button on the transmitter for 3 seconds.
- The devices will pair automatically. The pairing indicator lights on both units will turn solid, indicating a successful connection.
- For subsequent uses, the devices will automatically pair when powered on.
3. Connecting to Instruments and Ampaixecadors
- Plug the transmitter into the 6.35mm output jack of your instrument (e.g., guitar, bass). Adjust the rotatable plug for optimal fit.
- Plug the receiver into the 6.35mm input jack of your amplifier, mixer, or other audio device.
- Ensure both units are powered on and successfully paired.

Image: The wireless transmitter connected to a guitar and the receiver connected to an amplifier, illustrating the system's compatibility with various instruments and audio equipment.
Instruccions de funcionament
Encès/Apagat
- To power on, press and hold the power button on both the transmitter and receiver until the indicator lights illuminate.
- To power off, press and hold the power button on both units until the indicator lights turn off.
Estat de la bateria
The four blue LED lights on both the transmitter and receiver indicate the battery level:
- One LED: Approximately 20% battery remaining (low battery).
- Two LEDs: Approximately 50% battery remaining.
- Three LEDs: Approximately 75% battery remaining.
- Four LEDs: 100% battery remaining (full charge).
Multi-Device Operation (6 Channels)
The system supports up to 6 pairs of wireless systems operating simultaneously in the same environment without interference. Additionally, one transmitter can broadcast its signal to up to 6 receivers of the same model. This allows for flexible setups in various performance or practice scenarios.

Image: A musician playing a bass guitar with the wireless transmitter, while the signal is received by six separate amplifiers, demonstrating the multi-receiver capability.
Manteniment
- Neteja: Feu servir un drap suau i sec per netejar els dispositius. Eviteu utilitzar productes químics agressius o materials abrasius.
- Emmagatzematge: When not in use, store the wireless system in its protective carry case in a cool, dry place, away from direct sunlight and extreme temperatures.
- Cura de la bateria: To prolong battery life, avoid fully discharging the devices frequently. Recharge them regularly, even if not in constant use.
- Manipulació: Handle the devices with care to prevent damage to the plugs and internal components.
Resolució de problemes
| Problema | Causa possible | Solució |
|---|---|---|
| Sense so o so intermitent | Low battery on transmitter or receiver; Devices not paired; Out of range; Interference; Incorrect connection. | Charge both units fully. Re-pair the transmitter and receiver. Ensure devices are within 20 meters (65 feet) of each other. Move away from other 2.4 GHz devices. Check that the transmitter is in the instrument and receiver in the ampmés viu. |
| Els dispositius no s'emparellan | Procediment d'emparellament incorrecte; Bateria baixa. | Follow the pairing instructions carefully. Ensure both units are sufficiently charged. |
| Durada de la bateria curta | Partial charge; Old battery. | Ensure devices are charged for the full 2 hours. Battery performance may degrade over time. |
| Sound crackling or dropping out (especially with bass) | Interference; Compatibility with specific low frequencies. | Try adjusting the input gain on your amplifier. Ensure no other strong wireless signals are nearby. While designed for bass, some specific bass setups might experience unique frequency response characteristics. |
| La càrrega no funciona | Faulty cable or power adapter; Damaged charging port. | Try a different USB-C cable and power adapter. Inspect the charging ports for any visible damage. |
Especificacions
- Número de model: WJ21
- Freqüència de transmissió: 2.4 GHz
- Distància de transmissió: Over 20 meters (65 feet)
- Latència: <12 ms
- Tipus de bateria: Polímer de liti
- Temps de càrrega: Aproximadament 2 hores
- Temps de treball: Aproximadament 6 hores
- Font d'alimentació: Funciona amb bateria
- Voltage: 9 Volts
- Interfície de maquinari: 6.35mm (1/4") Jack
- Dimensions del producte: 5.91 x 5.91 x 1.97 polzades
- Pes de l'article: 7.7 unces
Informació de la garantia
For detailed warranty information, please refer to the warranty card included with your product or visit the official New bee weblloc web. Els termes i condicions de la garantia poden variar segons la regió i la data de compra.
Atenció al client
If you encounter any issues or have questions regarding your New bee WJ21 Wireless Guitar System, please contact New bee customer support through their official website or the retailer from whom you purchased the product. Please have your model number (WJ21) and purchase details ready when contacting support.