| Specification | Typical Value | Notes | | :--- | :--- | :--- | | | 3.0, 4.2, or 5.3 | Check your model for precise version | | Output Power | 2 x 5W to 12W | Varies with speaker size | | Battery Capacity | 1,800 mAh to 10,000 mAh | Smaller models: 1,800-3,600 mAh; Larger models: 4,000-10,000 mAh | | Playtime | 4 to 15 hours | Dependent on volume level and battery size | | Frequency Response | 70 Hz - 20 kHz | Can vary by model | | Water Resistance | Splashproof / IPX4 (or higher) | Resists light rain, but not submersion | | Connectivity | Bluetooth, AUX, MicroSD, USB-A | Some models also support FM Radio | | Dimensions (Approx.) | 105 x 105 x 225 mm (Large) / 95 x 90 mm (Mini) | Large models are similar in size to a thermos | | Weight (Approx.) | 620 g to 840 g | Larger models with bigger batteries weigh more |
Use the Play/Pause button to answer incoming calls. The built-in microphone allows for speakerphone use. 4. Maintenance & Troubleshooting
The Ultimate Xertmt Bluetooth Speaker Manual: Setup, Troubleshooting, and Hidden Features xertmt bluetooth speaker manual
Tip: The speaker will automatically try to reconnect to the last paired device when turned on, provided that device is within a 10-meter (approx. 33-foot) range and its Bluetooth is turned on. 🎵 Multiple Playback Modes
When you purchase a new Xertmt speaker, the contents can vary by model, but most packages include the essential items to get you started: | Specification | Typical Value | Notes |
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When you turn on the speaker for the first time, it should automatically enter Bluetooth pairing mode. On most models, you will see a rapidly flashing blue light and hear an audio prompt like "Pairing." If this doesn't happen, press the Bluetooth button (often marked with the Bluetooth symbol) to manually activate pairing mode. It is typical for the speaker to re-enter pairing mode if no device is connected within a few minutes. Drop a comment below
Plug one end of the 3.5mm auxiliary cable into your audio source.