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AfterShokz Trekz Air BT 4.2 6hrs Red
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| Acoustic System Name | Semi-open Back | Closed Back | |
| Battery Life (max) | 6 hours | 6 hours | |
| Battery Recharge Time | - | 2 hours | |
| Battery Technology | - | Lithium-Ion (Li-Ion) | |
| Battery Type | - | Built-in battery | |
| Bluetooth | Yes | Yes | |
| Bluetooth Profiles | A2DP, AVRCP, HSP, HFP | A2DP, AVRCP, HFP, HSP | |
| Bluetooth Version | 4.2 | 4.2 | |
| Cables Included | - | USB | |
| Charging Source | - | USB | |
| Colour of Product | Black, Red | Grey | |
| Connectivity Technology | Wireless | Wireless | |
| Ear Coupling | Bone conduction | Bone Conduction | |
| Ear Coupling - Bone Conduction | Yes | Yes | |
| Headphone Frequency | 20 - 20000 Hz | 20 - 20000 Hz | |
| Headphone or Headset | Mobile headset | Mobile headset | |
| Headphone Sensitivity | - | 100 dB | |
| Headset Type | Dual Ear | Dual Ear | |
| Impedance | - | 11.4 Ω (Ohms) | |
| International Protection Code | IP55 | IP55 | |
| Microphone In | - | Yes | |
| Microphone Number | 2 | 2 | |
| Microphone Sensitivity | - | -40 dB | |
| Multi-function Control - Position | On-cable | On-ear | |
| Multi-function Control - Type | Digital | Digital | |
| Multi-function Control Present | Yes | Yes | |
| Protection Features | Sweat Resistance | Dust Resistance, Moisture Resistance, Sweat Resistance, Weather Resistance | |
| Rechargeable | Yes | Yes | |
| Storage Pouch | - | Yes | |
| USB Connectivity | Yes | Yes | |
| USB Port - Micro | Yes | Yes | |
| USB Port - Type | Micro | Micro | |
| Volume Control Present | Yes | Yes | |
| Volume Control Type | - | Digital | |
| Wearing Style | Neck-band | Neck-band | |
| Weight | 30 g | 30 g | |
| Wireless Range | 10 m | 10 m | |
| Wireless Type | Bluetooth | Bluetooth |
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