Introduction
Thank you for choosing the adj DEEP 2.0 Wireless Bluetooth Headphones. This manual provides essential information for the proper use, setup, and maintenance of your headphones. Please read it carefully before use and retain it for future reference.
Package Contents
- adj DEEP 2.0 Wireless Bluetooth Headphones
- USB / Micro USB Charging Cable
- 3.5 mm Audio Cable
- Headphone Pouch
- User Manual (this document)
Safety Information
- Do not expose the headphones to extreme temperatures, humidity, or corrosive environments.
- Avoid dropping or subjecting the headphones to strong impacts.
- Do not attempt to disassemble or modify the headphones. This will void the warranty.
- Clean the headphones with a soft, dry cloth. Do not use liquid cleaners.
- Prolonged listening at high volume levels can cause hearing damage. Adjust volume to a safe level.
- Keep out of reach of children.
Product Overview
Familiarize yourself with the various components and controls of your adj DEEP 2.0 headphones.
Image 1: Side view of the adj DEEP 2.0 headphones, highlighting the control buttons on the left earcup.
Image 2: Bottom view of the left earcup, showing the Micro USB charging port and the 3.5mm AUX audio input.
Controls and Ports
- Power Button: Press and hold to power on/off. Short press for play/pause.
- Volume Up/Next Track: Short press for volume up. Long press for next track.
- Volume Down/Previous Track: Short press for volume down. Long press for previous track.
- Micro USB Port: For charging the headphones.
- 3.5mm AUX Input: For wired audio connection.
- Microphone: For hands-free calls.
Setup
1. Charging the Headphones
- Connect the Micro USB end of the charging cable to the Micro USB port on the headphones.
- Connect the USB-A end of the charging cable to a USB power adapter (not included) or a computer's USB port.
- The LED indicator will illuminate during charging and turn off when fully charged.
- Charging time is approximately 2 hours.
2. Bluetooth Pairing
- Ensure the headphones are fully charged.
- Press and hold the Power button for approximately 3-5 seconds until the LED indicator flashes blue and red alternately, indicating pairing mode.
- On your device (smartphone, tablet, computer), enable Bluetooth and search for available devices.
- Select "adj DEEP 2.0" from the list of found devices.
- Once paired, the LED indicator will flash blue slowly, and you will hear an audible confirmation.
- The headphones will automatically reconnect to the last paired device when powered on, if Bluetooth is enabled on the device.
Operating Instructions
Power On/Off
- Power On: Press and hold the Power button for 3 seconds.
- Power Off: Press and hold the Power button for 3 seconds.
Music Playback
- Play/Pause: Short press the Power button.
- Volume Up: Short press the Volume Up button.
- Volume Down: Short press the Volume Down button.
- Next Track: Long press the Volume Up button.
- Previous Track: Long press the Volume Down button.
Phone Calls
- Answer/End Call: Short press the Power button.
- Reject Call: Long press the Power button.
- Redial Last Number: Double-press the Power button.
AUX Mode (Wired Connection)
To use the headphones with a wired connection:
- Connect one end of the 3.5 mm audio cable to the AUX input on the headphones.
- Connect the other end of the 3.5 mm audio cable to the audio output of your device.
- The headphones will automatically switch to AUX mode. Bluetooth functionality will be disabled.
Maintenance
Cleaning
- Wipe the headphones with a soft, dry, lint-free cloth.
- Do not use abrasive cleaners, alcohol, or chemical solvents.
- Keep the charging port and AUX input free of dust and debris.
Storage
- When not in use, store the headphones in the provided headphone pouch to protect them from dust and scratches.
- Store in a cool, dry place, away from direct sunlight and extreme temperatures.
Troubleshooting
| Problem | Possible Solution |
|---|---|
| Headphones do not power on. | Ensure the headphones are charged. Connect to a power source using the USB cable. |
| Cannot pair with device. | Ensure headphones are in pairing mode (flashing blue/red). Turn off and on Bluetooth on your device. Move headphones closer to your device. |
| No sound or low volume. | Check volume levels on both headphones and your connected device. Ensure headphones are properly paired or AUX cable is fully inserted. |
| Sound quality is poor. | Move closer to your device to reduce interference. Ensure no obstacles are between the headphones and the device. Try a different audio source. |
| Microphone not working. | Ensure headphones are connected via Bluetooth (microphone does not work in AUX mode). Check microphone settings on your device. |
Specifications
| Feature | Detail |
|---|---|
| Bluetooth Version | V5.1 |
| Battery Type | Lithium |
| Battery Capacity | 400mAh |
| Standby Time | Approximately 100 hours |
| Talk/Music Playback Time | Approximately 15 hours |
| Charging Time | Approximately 2 hours |
| Speaker Size | Ø 40mm |
| Transmission Distance | ≥ 10 meters |
| Rated Input | 5V ~ 500mA |
| Audio Interface | AUX (3.5mm Jack) |
| SNR (Signal-to-Noise Ratio) | 99dB±3dB |
| Microphone Sensitivity | -42dB±3dB |
| Impedance | 32 Ohm+15% |
| Frequency Range | 20 Hz - 20 KHz |
| Product Dimensions (LxWxH) | 17 x 7.8 x 19 cm |
| Product Weight | 160 g |
| Compatible Devices | Android, iOS |
| Material | Synthetic Leather |
| Color | Pastel Pink |
Warranty and Support
Your adj DEEP 2.0 Wireless Bluetooth Headphones are covered by a manufacturer's warranty against defects in materials and workmanship. For specific warranty terms and conditions, please refer to the warranty card included with your purchase or contact your retailer.
For technical support, troubleshooting assistance, or service inquiries, please contact the customer support team of your retailer or visit the official adj website for contact information.
