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Legacy product
Kinglucky F50 Pillow Speaker Support
Find setup instructions, the official user guide, Bluetooth connection help, sleep-mode guidance, microSD playback support, timer information, and troubleshooting for the Kinglucky F50 pillow speaker. The F50 is a legacy model that keeps its own user guide, its own Bluetooth device name, and its own troubleshooting steps. It is not replaced by, and does not redirect to, the current X60 pillow speaker.
Last reviewed Aug 07, 2026 · Kinglucky Support
Getting Started
F50 Pillow Speaker Setup
How to set up and use the Kinglucky F50 Pillow Speaker.
User Guide
Troubleshooting
Power & Connection
Cannot turn on
Fully charge the speaker, then press and hold the Power button for 2 seconds.
No sound
Make sure the speaker is on. Press the Power button once to check if the audio is paused. Increase both phone and speaker volume.
Bluetooth cannot connect
Make sure the speaker is in Bluetooth mode. Restart Bluetooth on your phone, select “X50”, or remove “X50” and pair again.
Sound & Pillow Use
Sound is too low / unclear
Thick or soft pillows may affect sound. Increase both phone and speaker volume, or move the speaker closer to your ear.
The prompt sound is too loud
We’re sorry for the inconvenience. We have improved this in the latest version. Please contact us with your order information, and we’ll be happy to help arrange a replacement.
Sound is too loud or your partner can hear it
This product is not completely silent. Lower the volume or place the speaker closer to your ear and farther from your partner’s side.
Modes, Timer & Battery
Cannot find sleep sounds
Double-click the Power button to switch to Sleep Mode.
microSD card cannot play
Make sure the card has supported audio files. Press M to switch to microSD card mode. microSD card is sold separately.
Battery life is shorter than expected
Battery life varies by volume, mode, and battery condition. Fully charge before use and play at a moderate volume.
Speaker turns off automatically
Check if the timer is on. The speaker turns off after the selected timer ends.
Need More Help? Contact Our Support Team
Submit a Request
Tell us your product model, order number and what happened. Our support team replies within 1–2 business days.
Email Support
Send us your order number and a short description of the issue.