Planar Magnetic | Hi-Res Audio Wireless | Snapdragon Sound
Key Features
- Planar Magnetic Drivers – 2nd Gen EqualMass wiring with 2μm thin film for electrostatic-level performance
- 80 Hours Battery Life – Extended listening on a single charge
- Bluetooth 5.4 with LDAC – Up to 1.2Mbps bitrate for true 24bit/96kHz wireless audio
- Snapdragon Sound – aptX Adaptive, aptX Lossless, aptX HD support
- Premium Materials – Genuine lambskin earpads, top-grain cowhide earcups
Revolutionary Planar Magnetic Technology
The STAX SPIRIT S5 features upgraded planar magnetic drivers with 2nd generation EqualMass wiring technology. The symmetric wiring structure ensures uniform driving force across the entire diaphragm, reducing harmonic distortion to near zero while delivering performance comparable to legendary electrostatic headphones.

Audiophile-Grade Wireless
Built with Qualcomm QCC5181 Bluetooth audio SoC, the S5 supports the complete Snapdragon Sound Technology Suite. Achieve bitrates up to 1.2Mbps in Bluetooth mode with aptX Lossless, delivering true high-resolution 24-bit/96kHz audio wirelessly.

All-Day Comfort
Wrapped in genuine lambskin earpads, the S5 delivers exceptional comfort for extended listening sessions. The adjustable steel headband and upgraded pivot hinge structure reduce mechanical vibration noise while the foldable design ensures portability.

Crystal Clear Calls
Dual-mic call noise reduction with Qualcomm aptX Voice technology delivers 32kHz wideband voice quality, accurately filtering out background noise for professional-quality calls.

Specifications
| Driver Type | Planar Magnetic with 2nd Gen EqualMass |
| Diaphragm | 2μm Thin Film |
| Bluetooth | V5.4 with Multipoint Connection |
| Codecs | LDAC, LHDC, aptX Lossless, aptX Adaptive, aptX HD, SBC |
| Max Bitrate | 1.2Mbps (aptX Lossless) |
| Battery Life | ~80 hours |
| Latency | 89ms (aptX Adaptive) |
| Inputs | Bluetooth, USB-C, 3.5mm AUX |
| Weight | 347g |
What’s in the Box
- STAX SPIRIT S5 Headphones
- USB-C Charging Cable
- 3.5mm Audio Cable
- Carrying Case
- User Manual

