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Product Review

The Topdon TP550 offers you a Bluetooth Headphone that offers you the latest ergonomic design for superior sound clarity and comfort.
Use these headphones as a wireless Bluetooth headset for your computer or smartphone or as a wired headset to use with your iPod.
With many life-enhancing features and a budget friendly price, these headphones are the perfect gift for yourself and any friend who needs high quality headphones.
Genuine Topdon brand product from the highly-rated online distributor, [Ebest-zone]

Microphone Spec:
Microphone Unit: Î¦4*1.5mm
Directivity: Omni-directional
S.P.L:-42Â±2DB S.P.L at 1KHz
Impedance: â‰¤2.2KÎ©
Frequency response: 100Hz-10,000Hz

Speaker Spec:
Speaker diameter: Î¦40mm
Impedance: 32Î©
S.P.L: 96Â±3dB S.P.L at 1KHz
Rated power: 20mW
Frequency response: 20Hz-20,000Hz

Noise Cancelling Spec:
Noise cancelling range :16Â±3dB
Frequency response: 20Hz-600Hz

Bluetooth Spec:
Bluetooth version: 4.0
Bluetooth distance: 10 meters
Transmission frequency: 2.40GHz-2.48GHz
Support profile: HSP/HFP/A2DP/AVRCP

Battery Spec:
Battery type: 500mah rechargeable lithium battery
Charging port: Micro USB
Running time: 18 hours talking / music playing time
Standby time: More than 2,000 hours

Other Spec:
Operating Temperature: -10 to +50 C
Warranty: One year full manufacturerâ€™s warranty

Package Contents
1 * Bluetooth Headphone
1 * Micro USB Cable
1 * 3.5MM Audio Cable
1 * User Manual
1 * Carrying Case

Bluetooth ---- Wireless headphones with Bluetooth V4.0 technology. Over the ear design which provides a convenient Bluetooth connection for making calls or listening to music.
Best Noise Cancelling Headphones ---- Cancelling background noise effectively makes you enjoy pure and high-quality music, suitable for all phones, tablets, laptops.
Max Power ---- Integral 500mAh battery provides 2,000 hours of standby time and 18 hours for music streaming and phone calls. The Topdon TP550 offers the most power you can find in a high-performance Bluetooth headset at a budget-friendly price.
Ultimate Comfort ---- Superior material on each ear cup cushion, fully adjustable head band, 180-degree rotation and the super lightweight space-age materials make these headphones a great choice for anyone looking to upgrade their listening experience.
Micphone ---- Built-in microphone and call control buttons allow you to make and receive calls easily. On-ear buttons allow you to directly control the volume of phone calls from your headset.

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