Wireless Headphones FAQ
General Information
Q: What comes in the box?
A: The package includes:
Wireless Bluetooth headphones
USB-C charging cable
User guide
Warranty card (not pictured)
Q: What are the main features?
A:
Adjustable slider and folding bracket
USB-C charging port
3.5mm AUX audio port
LED indicator light
Volume/track buttons (+/–)
Multi-function button (play, pause, calls)
Power button
Micro SD port for stored music playback
Setup & Pairing
Q: How do I power the headphones on or off?
A:
On: Hold the power button for 3 seconds → Voice prompt “Power on” → LED turns on.
Off: Hold the power button for 3 seconds → Voice prompt “Power off” → LED turns off.
Q: How do I pair with my device?
A:
Turn on headphones (LED flashes red/blue + voice says “Pairing”).
On your device, enable Bluetooth and select CE220735.
Once paired, voice says “Connected” and LED shows solid blue.
👉 If already paired with another device, turn headphones off, then hold the multi-function button for 4 seconds to re-enter pairing mode.
Q: What do the LED indicators mean?
A:
Solid blue = Connected
Solid red = Charging
Off = Fully charged
Flashing red = Low battery
Controls
Q: What functions do the buttons control?
A:
Power on/off: Hold power button (3 sec)
Answer/end call: Press multi-function button
Reject call: Hold multi-function button (1.5 sec)
Previous track: Short press Volume –
Next track: Short press Volume +
Volume up: Long press Volume +
Volume down: Long press Volume –
Play/Pause: Press multi-function button
Charging & Battery
Q: How do I charge the headphones?
A:
Insert USB-C cable into the charging port.
Plug the other end into a PC, laptop, or wall adapter.
LED shows solid red while charging; turns blue when fully charged.
Q: How long should I charge before first use?
A: At least 1 hour.
Q: What are the battery specifications?
A:
Type: 400mAh lithium battery
Playback time: Up to 8 hours at 50% volume
Power input: DC 5V, 1A
Q: How do I care for the battery?
A:
Switch off when not in use.
Avoid leaving fully charged on charger (overcharging shortens life).
Fully charge before long storage.
Recharge when LED flashes red.
Keep between 15°C and 30°C for best performance.
Connectivity
Q: Can I use the headphones with non-Bluetooth devices?
A: Yes. Connect using the 3.5mm AUX port. Note that:
Bluetooth will be disabled while using AUX.
Headphone controls (play/pause/skip) won’t work in AUX mode.
Q: Can I use a Micro SD card?
A: Yes. Insert a card directly into the Micro SD slot to play music without a phone.
Safety & Maintenance
Q: What safety precautions should I follow?
A:
Avoid prolonged listening at high volume (risk of permanent hearing damage).
Never dismantle or modify the product.
Keep away from water and excessive heat.
Not suitable for children (small parts).
If dropped, damaged, or overheating, stop using immediately.
Technical Specifications
Driver unit: 40mm
Bluetooth version: 5.4
Range: Up to 10m
Battery: 400mAh lithium
Playback time: Up to 8h at 50% volume
Input: DC 5V, 1A
Frequency band: 2402–2480 MHz
Max RF output: <20dBm
Download Manual Below