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White in-ear true wireless earbuds with matching charging case and short USB-C cable

Philips WFL900/H J51 Z Bluetooth 5.4 Earbuds White

SKU CH-4BEN-Z64FD

Wireless earbuds with Bluetooth 5.4, 13 mm drivers and up to 32 hours total playtime in a compact USB-C case

  • TypeOn-Ear
  • ColorWhite
  • Driver Unit45mm
  • Power Supplya, lithium_polymer, true
  • Connector3.5mm
  • Ear CouplingEarbud
  • Bluetooth 5.4 chip for faster, more stable connections
  • 13 mm drivers deliver deep bass and clear mids
  • 3 g ultra-light earbuds with ergonomic in-ear fit
  • IP7 nano-coating protects against sweat and rain
  • Up to 32 hours total playtime with USB-C case

Philips WFL900/H J51 Z Wireless Earbuds

These Philips true wireless earbuds use Bluetooth 5.4 for stable connections and fast pairing with smartphones, tablets and laptops. The 13mm dynamic drivers deliver stereo sound with deep bass while passive noise isolation and built-in microphones with 36 dB sensitivity keep calls clear. IP7 waterproofing protects against sweat and rain during workouts.

Setup and common issues

Open the charging case and the earbuds enter pairing mode automatically for the first connection. Touch controls on each bud handle playback, volume and voice-assistant activation without needing an app. A frequent issue is mono-only audio when one bud loses sync; placing both buds back in the case for a few seconds usually restores stereo pairing.

Check before ordering

Verify your device supports Bluetooth 5.3 or 5.4 to use the full feature set. The USB-C charging case requires a USB-C power source and the included cable is 30 cm long, so a longer cable or adapter may be needed for desktop charging. The 3.5 mm connector listed in the data refers to an auxiliary option, not a wired headphone jack on the buds themselves.

Highlights

  • Bluetooth 5.4 chip for faster, more stable connections
  • 13 mm drivers deliver deep bass and clear mids
  • 3 g ultra-light earbuds with ergonomic in-ear fit
  • IP7 nano-coating protects against sweat and rain
  • Up to 32 hours total playtime with USB-C case

Specifications

BrandPHILIPS
ModelWFL900/H
Part NumberJ51 Z
TypeOn-Ear
ColorWhite
Driver Unit45mm
Power Supplya, lithium_polymer, true
Connector3.5mm
Ear CouplingEarbud
Noise CancellingPassive
Wireless TypeBluetooth
Microphone Signal to Noise Ratio(SNR)36 decibels
Microphone Sensitivity36 decibels
Featuressound_isolation, 5.4, 32 hours, Detachable, Touch Control, touch, Wireless, In Ear, dynamic_driver, 10 meters, 2* True wireless earbud (Left and Right)
Package Contents2* True wireless earbud (Left and Right), 1* USB-C Charging Case, 1* USB-C Charging Cable (30cm), User Manual

Questions about this item

How can I confirm the Philips WFL900/H J51 Z earbuds are paired and working after taking them out of the case?

The earbuds auto-pair with your device after the first Bluetooth 5.4 connection; you will hear audio through the 13mm drivers and the touch controls will respond to taps for playback or calls.

What does the package include and is anything needed separately for charging or fit?

The box contains two true wireless earbuds, a USB-C charging case, a 30 cm USB-C cable and a user manual; a USB power source is required to charge the case.

Which version should I choose if I want the latest Bluetooth standard and 32-hour total playtime?

This model uses Bluetooth 5.4 and delivers up to 32 hours of combined listening with the charging case, matching the stated specification.

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