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- Sennheiser CX 275S Wired Earphones vs iBall Collar B9 Wireless Earphones
Sennheiser CX 275S Wired Earphones vs iBall Collar B9 Wireless Earphones comparison
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| key specs | ||||
| Colour | Black | Black | ||
| Headphone Type | In-Ear | In-Ear | ||
| Microphone | Yes | Yes | ||
| Connectivity | Wired | Wireless | ||
| Type | Earphones | Earphones | ||
| general | ||||
| Brand | Sennheiser | iBall | ||
| Model | CX 275S Wired Earphones | Collar B9 Wireless Earphones | ||
| Release date | January 1, 2017 | July 29, 2015 | ||
| Colour | Black | Black | ||
| Type | Earphones | Earphones | ||
| Headphone Type | In-Ear | In-Ear | ||
| Connectivity | Wired | Wireless | ||
| Inline Remote | Yes | No | ||
| Model Number | CX 275S | Collar B9 | ||
| product details | ||||
| Microphone | Yes | Yes | ||
| Cord Length (Metres) | 1.2 | - | ||
| Connector Size | 3.5mm | 3.5mm | ||
| Weight (g) | 15.00 | 70.00 | ||
| sound features | ||||
| Impedance (Ohms) | 16 | - | ||
| Sensitivity (dB) | 121 | - | ||
| Frequency Response Range | 17Hz-23,000Hz | - | ||
| connectivity features | ||||
| Bluetooth | No | Yes | ||
| Bluetooth Version | - | 4.1 | ||
| battery features | ||||
| Charging Time (Hrs) Earpieces Only | - | 2 | ||
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