I. How to use JA-02 II? 1. Turn on the unit by turning up the VOLUME knob a little, the power indicator is in red once its turned on. 2. Connect your guitar to INPUT Jack and select a suitable sound by the CLEAN/OVERDRIVE switch, and you can also adjust the nuance by the GAIN, TONE and VOLUME knobs. 3. JA-02 II features built-in Bluetooth communication units (Bluetooth version:5.0) , you can connect it to devices with Bluetooth function to play music. For details, pls operate according to the following steps: (1)Press Bluetooth switch and turn on Bluetooth, now the Bluetooth indicator is on; (2)Turn on portable devices Bluetooth function, find JA-02 II in the device list, and start to pair up. When they re paired up successully, the Bluetooth indicator is in blue. 4.You can also play music by connecting to external audio source via the AUX IN Jack, and connect the headphones to Headphone Jack to practice quietly if you want. 5.How to charge the unit? JA-02 II has built-in lithium battery, you can charge it with the attached USB Type-C charger cable. If its battery is quite low, JA-02 II will shut down automatically. Remember to charge it in time, low battery for a long time will cause irreversible loss to the battery capacity. The power indicator only indicates the charging status when its been turned off, the power indicator is on and in red during normal use.The power indicator is in yellow when it s been turned off and charging, the power indicator goes out once its fully charged. Note: JA-02 II has only one USB Type-C charger cable in the package contents, you can use any 5V battery charger. If you re not sure which one is correct, use your smart phone charger to charge it. Pls make sure the charger s Rated Output Currrent=1A. (Nearly all smart phone chargers meet this requirement.)
⚠️ WARNING (California Proposition 65): This product may contain chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, please visit www.P65Warnings.ca.gov.
Frequently Asked Questions
Q: What are the dimensions of the JOYO Combo Guitar Amplifier?A: The dimensions are one hundred forty-seven millimeters long, seventy-five millimeters wide, and ninety-six millimeters high.
Q: What is the weight of the JOYO Combo Guitar Amplifier?A: The weight is three hundred thirty grams.
Q: What battery does the JOYO Combo Guitar Amplifier use?A: It uses a built-in lithium polymer battery with a capacity of two thousand milliamp hours.
Q: How do I turn on the JOYO Combo Guitar Amplifier?A: To turn it on, simply turn up the volume knob until the power indicator lights up red.
Q: Can I connect my guitar to the JOYO Combo Guitar Amplifier?A: Yes, you can connect your guitar to the INPUT Jack of the amplifier.
Q: How do I charge the JOYO Combo Guitar Amplifier?A: You can charge it using the attached USB Type-C charger cable.
Q: How do I connect Bluetooth to the JOYO Combo Guitar Amplifier?A: Activate Bluetooth on your device and pair it with the amplifier, which features Bluetooth version five point zero.
Q: Is there a headphone jack on the JOYO Combo Guitar Amplifier?A: Yes, it has a headphone jack for quiet practice.
Q: What is the power output of the JOYO Combo Guitar Amplifier?A: The amplifier has a power output of five watts.
Q: Can I use an external audio source with the JOYO Combo Guitar Amplifier?A: Yes, you can connect an external audio source via the AUX IN Jack.
Q: How should I maintain the battery of the JOYO Combo Guitar Amplifier?A: Keep the battery charged regularly and avoid letting it drain completely to prevent irreversible capacity loss.
Q: What is the impedance of the guitar input on the JOYO Combo Guitar Amplifier?A: The guitar input impedance is one megaohm.
Q: Is the JOYO Combo Guitar Amplifier suitable for beginners?A: Yes, it is user-friendly and ideal for beginners and practice sessions.
Q: What material is the JOYO Combo Guitar Amplifier made of?A: The amplifier is made of plastic.
Q: Does the JOYO Combo Guitar Amplifier come with a manual?A: Yes, it comes with an owner's manual included in the package.
