Sila Wireless 21709 - Headphones TRUST - Free user manual and instructions
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| Brand | Trust |
| Model | Sila Wireless 21709 |
| Product Type | Wireless On-Ear Headphones |
| Connectivity | Bluetooth 5.0 |
| Wireless Range | Up to 10 m |
| Battery Life | Up to 20 hours |
| Charging Time | Approximately 2 hours |
| Charging Port | Micro USB |
| Built-in Microphone | Yes |
| Driver Diameter | 40 mm |
| Frequency Response | 20 Hz - 20 kHz |
| Impedance | 32 Ω |
| Weight | 200 g |
| Foldable Design | Yes |
| Controls | On-ear buttons (volume, track, call) |
| Compatible Devices | Smartphones, tablets, laptops |
| Package Contents | Headphones, USB charging cable, user manual |
| Cleaning | Wipe with a soft, dry cloth |
| Safety | Avoid exposure to water and extreme temperatures |
| Repair and Spare Parts | Earpads are replaceable; other parts not user-serviceable |
| Warranty | 2 years |
Frequently Asked Questions - Sila Wireless 21709 TRUST
How do I pair the Trust Sila Wireless 21709 with my phone?
Turn on the headphones and put them in pairing mode by holding the power button for 5 seconds. Activate Bluetooth on your phone and select 'Trust Sila Wireless 21709' from the list of available devices.
What is the battery life of the Sila Wireless 21709?
The battery lasts up to 20 hours of continuous playback, depending on volume level and usage. Charging time is approximately 2 hours via the included Micro USB cable.
Can I use the headphones while they are charging?
Yes, you can use the included audio cable to listen in wired mode while charging, but Bluetooth playback is not available during charging.
How do I answer or end a call using the headphones?
Press the multifunction button once to answer or end an incoming call. Long press the button to reject a call.
Are the earpads removable and replaceable?
Yes, the earpads are designed to be replaceable. Gently pull them off the ear cups and snap new ones into place.
How do I reset the Trust Sila Wireless 21709?
To reset, turn off the headphones and then press and hold the power button for 10 seconds until the LED indicator flashes three times. This clears the pairing list and returns to factory settings.
What should I do if the sound is distorted?
Check the Bluetooth connection and move closer to the source device. Ensure the headphones are fully charged and the volume is not maxed out. Also, try restarting the headphones.
Can I connect the headphones to multiple devices at once?
No, the headphones support one active Bluetooth connection at a time. You can switch connections by disconnecting from one device and pairing with another.
What is the best way to clean the headphones?
Use a soft, dry cloth to wipe the surface. For stubborn spots, slightly dampen the cloth with water, but avoid getting moisture in the ear cups or ports.
What is the wireless range of the headphones?
The effective Bluetooth range is up to 10 meters (33 feet) in an open environment. Walls and obstacles may reduce this range.
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USER MANUAL Sila Wireless 21709 TRUST
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Product information
Brand : TRUST
Model : Sila Wireless 21709
Category : Headphones