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Aftershokz Trekz Air BT 4.2 6hrs Sweatproof Grey
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AfterShokz Trekz Air BT 4.2 6hrs Red
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| Acoustic System Name | Closed Back | Semi-open 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, HFP, HSP | A2DP, AVRCP, HSP, HFP | |
| Bluetooth Version | 4.2 | 4.2 | |
| Cables Included | USB | - | |
| Charging Source | USB | - | |
| Colour of Product | Grey | Black, Red | |
| 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-ear | On-cable | |
| Multi-function Control - Type | Digital | Digital | |
| Multi-function Control Present | Yes | Yes | |
| Protection Features | Dust Resistance, Moisture Resistance, Sweat Resistance, Weather Resistance | Sweat 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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