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- boAt Immortal 121 True Wireless Stereo (TWS) Headphones vs Boult Audio AirBass Z1 (2022) True Wireless Stereo (TWS) Earphones
boAt Immortal 121 True Wireless Stereo (TWS) Headphones vs Boult Audio AirBass Z1 (2022) True Wireless Stereo (TWS) Earphones comparison
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| key specs | ||||
| Colour | Black | Green | ||
| Headphone Type | In-Ear | In-Ear | ||
| Connectivity | True Wireless Stereo (TWS) | True Wireless Stereo (TWS) | ||
| Type | Headphones | Earphones | ||
| Microphone | - | Yes | ||
| general | ||||
| Brand | boAt | Boult Audio | ||
| Model | Immortal 121 True Wireless Stereo (TWS) Headphones | AirBass Z1 (2022) True Wireless Stereo (TWS) Earphones | ||
| Release date | December 31, 2023 | February 10, 2022 | ||
| Model Number | Immortal 121 | - | ||
| Colour | Black | Green | ||
| Type | Headphones | Earphones | ||
| Headphone Type | In-Ear | In-Ear | ||
| Connectivity | True Wireless Stereo (TWS) | True Wireless Stereo (TWS) | ||
| product details | ||||
| Driver Type | Dynamic | Dynamic | ||
| Water Resistant | IPX4 | IPX5 | ||
| Weight (g) | 45.00 | 70.00 | ||
| Microphone | - | Yes | ||
| Driver Size (mm) | - | 10 | ||
| sound features | ||||
| Active Noice Cancellation | Yes | - | ||
| connectivity features | ||||
| Bluetooth | Yes | Yes | ||
| Bluetooth Version | 5.3 | 5.1 | ||
| Bluetooth range (Metres) | 10 | 10 | ||
| battery features | ||||
| Charging Port | USB Type-C | USB Type-C | ||
| Charging Time (Hrs) | 30 | - | ||
| Charging Time (Hrs) Case Only | 1.5 | - | ||
| Battery Capacity (mAh) Earpieces | 40 | - | ||
| Battery Capacity (mAh) Case | 400 | - | ||
| Battery Life (Hrs) | - | 24 | ||
| Battery Life (Hrs) Earpieces Only | - | 6 | ||
| Battery Life (Hrs) With Case Total | - | 24 | ||
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