MAC 104UHF - Headphones CALIBER - Free user manual and instructions

Product Type	Wireless Over-Ear Headphones
Model	MAC 104UHF
Brand	Caliber
Connectivity	UHF Wireless (2.4 GHz)
Wireless Range	Up to 10 meters (33 feet)
Driver Size	40 mm
Frequency Response	20 Hz - 20 kHz
Impedance	32 ohms
Sensitivity	105 dB
Microphone	Built-in omnidirectional
Controls	Volume control, power on/off, mute
Power Source	Built-in rechargeable lithium-ion battery
Battery Life	Up to 10 hours of continuous use
Charging	Micro USB cable (included)
Charging Time	Approximately 2 hours
Dimensions	195 x 170 x 85 mm
Weight	250 g
Color	Black
Compatibility	Devices with 3.5 mm audio jack or USB-A (via adapter)
Included Accessories	Wireless headphones, micro USB charging cable, 3.5 mm audio cable, user manual
Warranty	1 year limited warranty
Maintenance	Clean with a soft, dry cloth. Do not use liquids. Store in a cool, dry place.
Safety	Do not disassemble. Avoid exposure to extreme temperatures. Keep away from children.

Frequently Asked Questions - MAC 104UHF CALIBER

How do I pair the MAC 104UHF headphones with my device?

Ensure the headphones are charged. Power on by pressing and holding the power button until the LED flashes. On your device, enable Bluetooth and select 'MAC 104UHF' from the list. If using the 3.5 mm cable, simply plug it in.

What is the battery life of the MAC 104UHF headphones?

The headphones provide up to 10 hours of continuous playback on a full charge. Actual battery life may vary depending on volume level and usage.

How do I charge the MAC 104UHF headphones?

Connect the included micro USB cable to the charging port on the headphones. Plug the other end into a USB power source (e.g., computer, wall adapter). The LED indicator will turn red during charging and blue when fully charged. Charging time is approximately 2 hours.

Can I use the headphones while they are charging?

Yes, you can use the headphones in wired mode with the 3.5 mm audio cable while charging. However, wireless playback is not possible during charging.

What should I do if there is no sound or the headphones are not connecting?

First, ensure the headphones are powered on and fully charged. Check that the device's Bluetooth is enabled and try re-pairing. If using wired mode, verify the cable is securely connected. Restart both the headphones and the device if necessary.

How do I clean the MAC 104UHF headphones?

Use a soft, dry cloth to wipe the ear cups and headband. For stubborn dirt, slightly dampen the cloth with water (not wet). Do not use any cleaning agents or immerse the headphones in water. Keep the charging port dry.

Are the ear pads replaceable?

Yes, the ear pads are removable and can be replaced if worn out. Contact Caliber customer support or purchase compatible replacement ear pads online.

What is the wireless range of the MAC 104UHF?

The headphones have a wireless range of up to 10 meters (33 feet) in open space. Walls and obstacles may reduce the range.

Does the MAC 104UHF have a built-in microphone?

Yes, the headphones feature a built-in omnidirectional microphone for hands-free calls. The microphone is located on the ear cup.

Can I use the MAC 104UHF with a TV or game console?

Yes, if your TV or console has a 3.5 mm audio output or Bluetooth capability, you can connect the headphones. For devices without Bluetooth, use the included 3.5 mm audio cable.

USER MANUAL MAC 104UHF CALIBER

UHF wireless hi-fi stereo headphones · Suitable for use with MACIO3UHF

• Frequency response: 30 - 20.000 Hz
- Receiving range: 30 meters max
- With volume button, TUNE/ON/OFF switch, LED status light
• Works on 2 AAA batteries (not included)

Features:

• UHF wireless HI-FI stereo headphone with 863MHz ISM band
• UHF wireless technology transmits signals even through walls, floors and ceilings
• Operation distance up to 30 meters with latest UHF/RF wireless technology (depends on the surrounding environment)
- 30mm diameter drivers deliver a wide range bass sound
- Smart Folding Design
- Deluxe ear cushions for absolute listening comfort
• Self adjustable headband
• Auto mute and auto tuning function available for headphone
• Active noise reduction system for crystal clear sound
• Double PLL system for ultimate frequency stability

Specifications:

• Suitable for use with MAC103UHF
- System: UHF/RF
- Modulation: FM
- Mode: stereo
• S/N ratio: 75dB (minimum)
• Channel separation: 50dB (minimum)
• Distortion: 1% (maximum)