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key specs | ||||
Colour | Black & Red | - | ||
Headphone Type | Over-Ear | In-Ear | ||
Microphone | Yes | Yes | ||
Connectivity | Wired | True Wireless Stereo (TWS) | ||
Type | Headphones | Earphones | ||
general | ||||
Brand | Panasonic | Blaupunkt | ||
Model | HBD250 Wired Headphones | BTW100 True Wireless Stereo (TWS) Earphones | ||
Release date | May 7, 2014 | June 1, 2022 | ||
Colour | Black & Red | - | ||
Type | Headphones | Earphones | ||
Headphone Type | Over-Ear | In-Ear | ||
Connectivity | Wired | True Wireless Stereo (TWS) | ||
Model Number | HBD250 | - | ||
product details | ||||
Microphone | Yes | Yes | ||
Cord Length (Metres) | 1.2 | - | ||
Driver Size (mm) | 32 | 10 | ||
Connector Size | 3.5mm | - | ||
Weight (g) | 151.00 | - | ||
Driver Type | - | Dynamic | ||
Number of Drivers | - | 1 | ||
Weight With Case (g) | - | 90 | ||
sound features | ||||
Impedance (Ohms) | 32 | - | ||
Sensitivity (dB) | 110 | - | ||
Frequency Response Range | 9Hz-25Hz | - | ||
connectivity features | ||||
Bluetooth | No | Yes | ||
Bluetooth Version | - | 5.1 | ||
Bluetooth Codec Support | - | SBC,AAC | ||
ratings | ||||
Overall NDTV Rating | - | Read Review | ||
Design / Comfort Rating | - | |||
Audio Quality Rating | - | |||
Battery Life Rating | - | |||
Value For Money Rating | - | |||
battery features | ||||
Charging Port | - | USB Type-C | ||
Battery Life (Hrs) Earpieces Only | - | 4 | ||
Battery Life (Hrs) With Case Total | - | 23 | ||
Battery Capacity (mAh) Earpieces | - | 40 | ||
Battery Capacity (mAh) Case | - | 400 |