หูฟัง Sennheiser HD 4.40 BT Wireless Bluetooth Headphones
หูฟังไร้สายแบบบลูทูธ Sennheiser HD 4.40 BT Intuitive Earcup-Mounted Controls, เชื่อมต่อผ่าน Bluetooth 4.0 and NFC Pairing, Built-In Rechargeable Battery, ใช้งานต่อเนื่องได้ 25 ชม ต่อกาารชาร์จ 1 ครั้ง, สามารถรับและวางสายสนทนาได้ ด้วย Microphone แบบ Dual Omnidirectional
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฿6,790.00 ฿6,100.00
Description
Sennheiser HD 4.40 BT Wireless Bluetooth Headphones
หูฟังไร้สายแบบบลูทูธ Sennheiser HD 4.40 BT Intuitive Earcup-Mounted Controls, เชื่อมต่อผ่าน Bluetooth 4.0 and NFC Pairing, Built-In Rechargeable Battery, ใช้งานต่อเนื่องได้ 25 ชม ต่อกาารชาร์จ 1 ครั้ง, สามารถรับและวางสายสนทนาได้ ด้วย Microphone แบบ Dual Omnidirectional
The HD 4.40 BT Wireless Bluetooth Headphones from Sennheiser feature high-quality sound and Bluetooth 4.0 technology in a sleek and foldable design. These headphones can be used to listen to music and answer calls, and are well suited for use with smartphones, MP3 players, tablets, and other portable devices.
The HD 4.40 BT are built to be portable and can make travel more pleasurable. With their over-ear design, and deep, ergonomically designed earpads, these headphones offer lasting comfort, even during extended listening sessions. Their robust, foldable-headband design can be easily and compactly stored in the supplied protective case.
Features:
- Bluetooth 4.0 wireless with aptX for true Hi-Fi sound
- NFC for fast pairing with compatible devices
- Integrated microphone for headset use
- Ear cup mounted call and track controls
- Foldable headband design for easy storage
Specifications
| Ear Coupling | Closed, circumaural |
| Frequency Response | 18 Hz to 22 kHz Microphone: 100 Hz to 10 kHz |
| Impedance | 18 Ohms |
| Transducer Principle | Dynamic |
| Sound Pressure Level | 113 dB (Passive: 1 kHz/ 1 V RMS) |
| Total Harmonic Distortion (THD) | <0.5% (1 kHz/100 dB) |
| Pick-up Pattern | Dual omnidirectional microphones |
| Ambient Noise Compensation | N/A |
| Codec | aptX |
| Input Power | 3.7 VDC, 600 mAh: Built-in rechargeable lithium-polymer battery 5 VDC, 400 mA: USB charging |
| Operating Time | 25 hours |
| Charging Time | Approximately 2 hours |
| Battery | Lithium polymer |
| Connectivity | Bluetooth 4.0/NFC pairing |
| Connector Cable | 4.6′ (1.4 m) gold-plated audio cable with 1/8″ (3.5 mm) angled plug |
| USB | Charging port |
| Dimensions | Not specified by manufacturer |
| Weight | 7.9 oz (225 g) |
| Packaging Info | |
|---|---|
| Package Weight | 0.85 lb |
| Box Dimensions (LxWxH) | 9.1 x 7.2 x 4.0″ |
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