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ratings | ||||
Overall NDTV Rating | Read Review | Read Review | ||
Design / Comfort Rating | ||||
Audio Quality Rating | ||||
Battery Life Rating | ||||
Value For Money Rating | ||||
key specs | ||||
Headphone Type | In-Ear | In-Ear | ||
Microphone | Yes | Yes | ||
Connectivity | True Wireless Stereo (TWS) | True Wireless Stereo (TWS) | ||
Type | Earphones | Earphones | ||
general | ||||
Brand | Oppo | Sennheiser | ||
Model | Enco Buds True Wireless Stereo (TWS) Earphones | CX 400BT True Wireless Stereo (TWS) Earphones | ||
Release date | April 20, 2021 | - | ||
Model Number | ETI81 | CX 400BT | ||
Type | Earphones | Earphones | ||
Headphone Type | In-Ear | In-Ear | ||
Connectivity | True Wireless Stereo (TWS) | True Wireless Stereo (TWS) | ||
Inline Remote | No | - | ||
product details | ||||
Microphone | Yes | Yes | ||
Boom Microphone | No | - | ||
Foldable | No | - | ||
Driver Type | Dynamic | Dynamic | ||
Driver Size (mm) | 8 | 7 | ||
Number of Drivers | 1 | 1 | ||
Water Resistant | IP54 | No | ||
Weight (g) | 4.00 | 6.00 | ||
Weight With Case (g) | 45 | 49 | ||
sound features | ||||
Frequency Response Range | 20Hz-20,000Hz | 5Hz-21,000Hz | ||
connectivity features | ||||
Bluetooth | Yes | Yes | ||
Bluetooth Version | 5.2 | 5.1 | ||
Bluetooth Codec Support | SBC,AAC | SBC,AAC,aptX | ||
Bluetooth range (Metres) | 10 | - | ||
battery features | ||||
Charging Port | USB Type-C | USB Type-C | ||
Charging Time (Hrs) | 2.5 | - | ||
Charging Time (Hrs) Earpieces Only | 2 | - | ||
Battery Life (Hrs) Earpieces Only | 5 | 6 | ||
Battery Life (Hrs) With Case Total | 20 | 18 | ||
Battery Capacity (mAh) Earpieces | 40 | - | ||
Battery Capacity (mAh) Case | 400 | - |
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