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White open-ear bone conduction earbuds with flexible ear hooks and wireless charging case

Philips WFL900/H LibreFit B8 Bone Conduction Earbuds

SKU CH-876J-GM8YC

Open-ear bone conduction earbuds with Bluetooth 5.3, up to 60 hours playtime from the case, IP68 water resistance and 0.28 oz per bud

  • Frequency range5 Hz-16 kHz
  • Impedance80 ohms
  • Power supplyBattery, true
  • Connection3.5 mm
  • Wearing styleEarbud
  • Noise cancellationPassive
  • True bone conduction keeps ears open for situational awareness
  • 28 oz per earbud with titanium frame for all-day comfort
  • 60 hours total playtime with case and 5-min quick charge
  • IP68 water resistance with hydrophobic coating for sweat and rain
  • Bluetooth 5.3 stable connection up to 10 meters

Open-Ear Bone Conduction Design

The Philips WFL900/H LibreFit B8 uses genuine bone conduction technology with an open-ear fit. Sonic Direct reduces sound leakage while Tone Terra and Sonic Boost shape the acoustic space. Bluetooth 5.3 provides wireless connectivity up to 10 metres. The earbuds weigh 0.28 oz each on a 0.7 mm memory-flex titanium frame with silicone hooks.

Battery Life and Environmental Resistance

The charging case delivers up to 60 hours of total playtime. A 5-minute quick charge yields 1 hour of listening, while a full 1.5-hour charge provides up to 15 hours continuous use. IP68 water resistance withstands sweat and rain, and a hydrophobic coating prevents water buildup for easy cleaning and long-lasting performance.

80 Ohm Input Impedance

The 80 ohm input impedance determines how the earbuds pair with your source device and affects volume headroom. Buyers who need a lower impedance for direct connection to portable players without extra amplification should verify compatibility before purchase.

How it compares

Measured against everything we stock in Earbuds & Over-Ear Headphones, at today’s prices. Recalculated every night.

Price $96.99
Pricier than about 84% of the 7,078 comparable items (median $25.99).

Specifications

Product
Brand namePHILIPS
Model nameWFL900/H
Product typeOn-Ear
Product colorWhite
Audio & video
Frequency range5 Hz-16 kHz
Impedance80 ohms
Wearing styleEarbud
Noise cancellationPassive
Mic sensitivity92 decibels
Connectivity
Wireless technologyBluetooth
Ports & slots
Connection3.5 mm
Power
Power supplyBattery, true
In the box
In the boxLibreFit B8 earphones x2, Wireless Charging Case, Cable, User Manual

Questions about this item

How do I pair the LibreFit B8 earbuds with my phone using Bluetooth 5.3?

Open the charging case to activate pairing mode, then select the earbuds from your device's Bluetooth menu; a stable connection is maintained up to 10 meters.

What cleaning is needed for the IP68 water-resistant earbuds after sweaty workouts?

Rinse the earbuds under fresh water and wipe dry; the hydrophobic coating prevents water buildup and allows easy cleaning without damaging the bone conduction drivers.

How long can I listen continuously before the earbuds themselves need recharging?

Each earbud provides up to 15 hours of continuous playback on a full 1.5-hour charge, with the case extending total playtime to 60 hours.

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