Product Review
Bluedio T4 Continuation of the Turbine series style, the 4th generation of Turbine mainly targets the bass. Adopting all titanized 57mm diaphragm to strengthen the bass, together with ANC active noise cancelling, users to enjoy wonderful music. What's more, it uses TYPE-C three in one interface which is easy to control and supports rapid charging when headphone is in low battery condition. Rotational structure design and CD pattern mirror treatment, it's really a pair of fashion accessories.
ANC Technology
T4's Active Noise Cancelling technology cuts off surround noise significantly and lets you enjoy your music in its pure form. The ANC technology works in tandem with the 57mm drivers, so you can enjoy the immersive experience of listening a top notch music sound stage.
Rotating cup Design and Flat folding mechanism
To protect your ears, T4 comes with over-ear muffs and a rotating ear cup design for better fit. These headphones can be folded flat so they can accompany you on flights and long journeys without the worry of breaking.
Specifications
Bluetooth version: 4.2
Bluetooth operating range: up to 33 feet (free space)
Bluetooth transmission frequency: 2.4GHz to 2.48GHz
Bluetooth profiles: A2DP, AVRCP, HSP, HFP
Audio resolution: 24bit@48KHz
Drivers:Φ57mm
Impedance: 16Ω
Frequency response: 15Hz-25,000Hz
Sound Pressure Level (SPL): 116dB
Charging voltage/current: 5V/>500mA
Output power: 25mw+25mw
Standby time: about 650 hours
Bluetooth music/talk time: about 16 hours
Music/talk time under ANC: 16 hours
Pure ANC time: 16 hours
Charging time: 1.5 hours for full charge
Operating temperature range: -10 to 50 Degree Celsius only
In the box
Turbine 4th generation headphone
3.5mm turnTYPE-Caudio cable
USB TYPE-C charging cable
Flocking bag
User manual