Noble Audio / FoKus Rex5 Black

Variations

The ""FoKus Rex5"" is a high-end, fully wireless earphone featuring a tribrid 5-driver configuration—with its name derived from the Latin word for ""King""—and equipped with a host of top-tier features.

■ High-end true wireless earbuds named after the Latin word for ""King""
■ Tri-brid 5-driver configuration (1DD + 3BA + 1PD)
■ Aluminum shell and charging case; supports fast charging and wireless charging
■ Features ANC (Active Noise Cancelling)
■ Supports Bluetooth 5.4 and multipoint connection
■ Supports Audiodo sound personalization
■ Compatible with the proprietary ""Noble FoKus"" control app (iOS/Android)
■ Product Name: FoKus Rex5
■ Driver Type: Hybrid
■ Driver Count: 1 DD + 3 BA + 1 PD (Planar) / 5 drivers (per side)
■ Driver Configuration:
・ Low frequency: 10mm dynamic driver x 1
・ Mid-to-high frequency: BA drivers x 3
・ Ultra-high frequency: 6mm planar driver x 1
■ Type: Closed-back
■ Frequency Response: 20Hz – 40kHz
■ Sensitivity: 104dB @1kHz
■ Impedance: 32Ω
■ Output: 5mW
■ Accessories: Single-flange silicone ear tips: 4 pairs (XS/S/M/L), Double-flange silicone ear tips: 3 pairs (S/M/L), Foam ear tips: 3 pairs (S/M/L), Pouch, USB charging cable (USB-A to USB-C / approx. 25cm)
■ Manufacturer Warranty: 1 year for main unit / 90 days for accessories
■ Hardware
・ Chip: QCC 3091
・ Earphone controls: Touch control
・ cVc noise cancellation technology: cVc 8.0
・ Auto power-on: Supported
・ Auto power-off: Supported
■ Bluetooth
・ Bluetooth version: 5.4
・ Bluetooth profiles: A2DP / AVRCP / HFP / HSP / SPP
・ Audio codecs: SBC / AAC / aptX Adaptive / LDAC
・ TrueWireless Mirroring: Supported
・ Multi-pairing: Supported
・ Multipoint: Supported
・ Operating range: Approx. 10m
・ Bluetooth Low Energy: Supported
・ Certifications: FCC, MIC, CE, RCM, BQB, SRRC, KC, RoHS, etc.
■ Battery
・ Earphone battery capacity: 45mAh
・ Earphone battery type: Button cell
・ Case battery capacity: 500mAh
・ Music playback time: Approx. 5 hours (ANC on) / Approx. 7 hours (ANC off) Off)
・Earphone charging time: Approx. 90 minutes
・Case charging time: Approx. 120 minutes
・Case wireless charging: Supported
・Fast charging: Supported (10-minute charge allows for approx. 2 hours of playback)
・Earphone standby time: Approx. 3,000 hours
・Case standby time: Approx. 5,000 hours
・Case charging port: Type-C
・Protection features: Supported
■ Noise Canceling
・Ambient sound mode: Supported
・ANC (Active Noise Canceling): Supported
■ App
・App support: Supported (""Noble FoKus"" customizable app)
・Audiodo (conducts personalized hearing tests for left and right ears and saves results to the IEM): Supported
・OTA updates: Supported
・EQ settings: Supported
・Audio codec display: Varies by device
・Touch control customization: Supported
・Multi-language app support: Supported

*The product warranty period begins on the date of purchase. Please be sure to keep proof of purchase, such as a receipt, delivery note, or sales slip (showing the date).
*Operation with all Bluetooth devices is not guaranteed.
*When using the product for the first time, the battery may be fully discharged; please charge it for at least 10 minutes before use.
*Images and specifications are subject to change without notice for the purpose of performance and quality improvement.
*The specifications above are based on information as of November 2025.