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Sennheiser HD 4.50 BTNC Wireless Bluetooth Headphones/NoiseGard Active Noise Cancellation
หูฟังไร้สายแบบบลูทูธ Sennheiser HD 4.50 BTNC Intuitive Earcup-Mounted Controls, เชื่อมต่อผ่าน Bluetooth 4.0 and NFC Pairing, มีระบบตัดเสียงรบกวน NoiseGard Active Noise Cancellation ในตัว, รับและวางสายสนทนาได้ด้วย Microphone แบบ Dual Omnidirectional, Built-In Rechargeable Battery
The HD 4.50 BTNC Wireless Bluetooth Headphones with NoiseGard Active Noise Cancellation fromSennheiser 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 4.50 BTNC are built to be portable and can make travel more pleasurable. With their over-ear design, NoiseGard active noise cancellation, 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
Active Noise Cancellation | Yes |
Design | Over-Ear (Circumaural) |
Frequency Response | 18 Hz to 22 kHz |
Impedance | 18 Ohms |
Maximum Sound Pressure Level (SPL) | 113 dB at 1 kHz / 1 Vrms |
Total Harmonic Distortion (THD) | 0.5% |
Number of Mics | 2 |
Pickup Pattern | Omnidirectional |
Frequency Response | 100 Hz to 10 kHz |
Supported Audio Codecs | aptX |
Bluetooth | 4.0 |
NFC | Yes |
Audio Connector to Source | 1/8" / 3.5 mm Angled |
Cable Length | 4.6' / 1.4 m |
Battery Chemistry | Lithium-Ion Polymer (LiPo) |
Capacity (mAh) | 600 mAh |
Runtime |
19 Hours (BT+ANC) 25 Hours (BT) |
Recharge Time | 2 Hours |
DC Input Power | 5 VDC at 400 mA |
Weight | 8.4 oz / 238 g |
Package Weight | 1.25 lb |
Box Dimensions (LxWxH) | 9.2 x 7.2 x 4.1" |