Bang & Olufsen Beoplay H9i BT 4.2 24hrs Cream
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Sennheiser HD 4.50 BTNC BT 4.0 25hrs Black
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3.5mm Connector | 1 mm | 1 mm | |
AC Adapter Included | Yes | - | |
Acoustic System Name | Closed Back | Closed Back | |
Battery Life (max) | 24 hours | 25 hours | |
Battery Recharge Time | 2.5 hours | 2 hours | |
Battery Technology | Lithium-Ion (Li-Ion) | Lithium Polymer (LiPo) | |
Battery Type | Built-in battery | Built-in battery | |
Battery Voltage | - | 3.7 V | |
Bluetooth | Yes | Yes | |
Bluetooth Profiles | - | A2DP, aptX, AVRCP, HFP, HSP, | |
Bluetooth Version | 4.2 - AAC | 4.0 | |
Cable Length | 1.2 m | 1.4 m | |
Cables Included | Audio (3.5mm),USB Type-C | Audio (3.5mm), Micro-USB | |
Carrying Case | Yes | Yes | |
Charging Source | - | USB | |
Colour of Product | Cream | Black, Silver | |
Connectivity Technology | Wired & Wireless | Wired & Wireless | |
Connector Contacts Plating | - | Gold | |
Continuous Audio Playback Time | 18 hours | - | |
Depth | 5.2 mm | - | |
Detachable Cable | Yes | Yes | |
Driver Type | - | Dynamic | |
Driver Unit Size | 40 cm | - | |
Ear Coupling | Over-ear | Over-ear | |
Ear Coupling - Over-ear | Yes | Yes | |
Foldable | - | Yes | |
Headphone Frequency | 20 - 20000 Hz | 18 - 22000 Hz | |
Headphone or Headset | Mobile headset | Mobile headset | |
Headphone Sensitivity | 93 dB | 113 dB | |
Headset Type | Dual-ear | Dual Ear | |
Height | 20.0 mm | - | |
Impedance | - | 18 Ω (Ohms) | |
LED Indicators | Yes | Yes | |
Microphone Frequency | - | 100 - 10000 Hz | |
Microphone Number | 4 | 2 | |
Multi-function Control - Position | - | On-ear | |
Multi-function Control - Type | Digitial | Digital | |
Multi-function Control Present | Yes | Yes | |
NFC / W1 | - | Yes | |
Noise Cancelling | Yes | Yes | |
Noise Reduction | Yes | - | |
Pouch | Yes | - | |
Rechargeable | Yes | Yes | |
Replaceable Ear Pads | Yes | - | |
Storage Pouch | - | Yes | |
USB Connectivity | Yes | Yes | |
USB Port - Micro | - | Yes | |
USB Port - Type | C | Micro | |
USB Port - Type C | Yes | - | |
Volume Control Present | Yes | Yes | |
Volume Control Type | Touch | Digital | |
Wearing Style | Head-band | Head-band | |
Weight | 295 g | 238 g | |
Width | 19.5 mm | - | |
Wireless Range | - | 10 m | |
Wireless Type | Bluetooth | Bluetooth |
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