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White open-ear bone conduction headphones with wraparound band

PHILIPS WFL900/H Bone Conduction Headphones Bluetooth 5.4 9H 25g White

SKU CH-CAGV-ZS1AJ

Open-ear bone conduction headphones with Bluetooth 5.4, 9 hours playtime and 25 g weight for situational awareness

  • TypeOn-Ear
  • ColorWhite
  • Frequency Response5Hz-16KHz
  • THDOpen Ear
  • Input Impedance80 ohms
  • Sensitivity96 dB/mW
  • Open-ear design keeps you aware of surroundings
  • Bone conduction transmits sound through cheekbones with 50% less leakage
  • 9-hour battery life powers all-day sport and commute
  • Bluetooth 5.4 gives stable 10-metre wireless range
  • Ultra-light 25g build stays comfortable for hours

Open-Ear Bone Conduction Headphones

The Philips WFL900/H uses bone conduction technology to send audio through the cheekbones, leaving the ear canal open. This design suits runners, cyclists and commuters who must hear traffic and ambient sound while listening. Weighing 25 g, the headset aims to prevent ear fatigue during extended wear.

Bluetooth 5.4 Connectivity and Battery

A Bluetooth 5.4 link provides a stable wireless connection up to 10 m (32.81 ft) with ultra-low latency for smooth playback. The built-in battery delivers up to 9 hours of continuous use and recharges via Type-C. Passive noise isolation and a digital noise-cancelling microphone with 96 dB SNR and 96 sensitivity handle calls in noisy environments.

Sustained Comfort and Audio Performance

The Golden Triangle ear-wing design and adaptive rear-hanging structure keep the 25 g frame secure during long sessions without pressure points. Frequency response spans 5 Hz to 16 kHz at 96 dB/mW sensitivity and 80 Ω impedance. A fully enclosed cavity cuts sound leakage by 50 per cent, while a 3.5 mm connector and 5.1–7.9 ft cable offer a wired fallback.

Highlights

  • Open-ear design keeps you aware of surroundings
  • Bone conduction transmits sound through cheekbones with 50% less leakage
  • 9-hour battery life powers all-day sport and commute
  • Bluetooth 5.4 gives stable 10-metre wireless range
  • Ultra-light 25g build stays comfortable for hours

Specifications

BrandPHILIPS
SeriesClassic Series
ModelWFL900/H
TypeOn-Ear
ColorWhite
Frequency Response5Hz-16KHz
THDOpen Ear
Input Impedance80 ohms
Sensitivity96 dB/mW
Connector3.5mm
Ear CouplingEarbud
Cord Length5.1 feet - 7.9 feet
Noise CancellingPassive
Wireless TypeBluetooth
Distance32.81 ft
Microphone Signal to Noise Ratio(SNR)96
Microphone Sensitivity96
Featuresnone, 5.4, 9 hours, Touch Control, Open Ear, bone_conduction_driver, 8 ohm, 10 meters, Headphones
Package ContentsHeadphones, Cable, User Manual

Questions about this item

How do I pair the headphones via Bluetooth 5.4 and what step do users often miss?

Hold the power button until the LED flashes red and blue to enter pairing mode, then select the headphones on your device; many forget the long press and only tap the button once.

What maintenance will the bone conduction driver and battery need over time?

Wipe the transducers with a dry cloth after sweaty sessions and recharge via the included Type-C cable; the sealed 9-hour battery is not user-replaceable.

At what point does the 32.81 ft wireless range or 9-hour playtime limit kick in during a long run?

Expect audio drop-outs beyond 32.81 ft from your phone and plan for a recharge after roughly 9 hours of continuous playback.

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