Name: JBL TUNE 670NC Wireless Noise-Cancelling Over-Ear Headphones (Blue)
SKU: 244642

Enjoy signature JBL Pure Bass Sound in comfort anywhere with the blue Tune 670NC, wireless over-ear headphones with an exceptionally long battery life of up to 70 hours. With adaptive noise cancelling built-in and Smart Ambient mode for environmental awareness, the Tune 670NC is ideal for listening while on the move.

Lightweight and fully foldable, these Bluetooth 5.3 headphones are easy to pack up and take with you to your next location. A customizable listening experience can be unlocked with the free JBL Headphones app, allowing you to adjust EQ and be guided through the process by voice prompts in your native language. Multipoint connectivity lets you stay connected to phone calls while enjoying your favorite music or movies. An optional wired connection lets you save battery life when you do finally run out of juice. The Tune 670NC includes a detachable 3.5mm stereo audio cable and a USB-C charging cable.

Bluetooth 5.3 with LE Audio

Wirelessly stream high-quality JBL Pure Bass Sound from your smartphone with the help of the latest Bluetooth technology. Optimize the Bluetooth performance with the Smart Audio and Video feature in the JBL Headphones app by selecting the Audio (for the best sound quality) or Video (for an optimal gaming and video output) modes.

Up to 70 Hours with Speed Charge

For long-lasting fun, listen wirelessly for up to 70 hours and recharge the battery in as little as two hours with the convenient USB-C cable. A quick 5-minute recharge gives you three additional hours of music.

Hands-Free Calls with Voice Aware

Easily control your sound and manage your calls from your headphones with the convenient buttons on the ear-cup. Hear your voice while talking, with the help of Voice Aware.

Multipoint Connections

Allows you to effortlessly switch from one Bluetooth device to another. You can simply switch from a video on your tablet to a call on your mobile phone, so that you'll never miss a call.

Lightweight, Comfortable, and Foldable

The lightweight materials and soft ear cushions with a padded headband make the headphones comfortable to wear for extended periods. The foldable design makes it convenient for you to carry your headphones anywhere and anytime you want music.

Specifications

Headphone

Earpiece Design	On-Ear (Supra-Aural), Closed-Back
Earpiece Swivel	No
Earpiece Connection / Wearing Style	Headband
Foldable	Yes
Driver Type	Dynamic
Number of Drivers	1, per Earpiece
Driver Size	1.2" / 30 mm
Impedance	32 Ohms
Active Noise Cancellation	Yes
Controls/Microphone Location	Controls: Right Earpiece Microphone: Right Earpiece
Full Remote OS Support	Android, iOS
Mobile App Compatible	Yes: Android & iOS App Name: JBL Headphone App Functionality: Adjust Settings

Performance

Frequency Response	20 Hz to 20 kHz
Sensitivity	98 dB at 1 kHz / 1 mW
Maximum Sound Pressure Level (SPL)	95 dB

Microphone

Number of Voice Mics	1
Beamforming Support	No
Noise Cancelling Microphone	Yes
Sensitivity	40 dBV/Pa at 1 kHz

Wireless Connectivity

Wireless Modulation	π/4 DQPSK, 8DPSK, GFSK
Bluetooth	5.3 LE
Bluetooth Profiles	A2DP 1.4, AVRCP, HFP 1.8
Frequency	2.4 to 2.4835 GHz
Bluetooth Transmitter Power	10 dBm
Multipoint Support	Yes
Maximum Paired Devices	2
NFC	No
Encryption	No

Wired Connectivity

Audio Connector	1x 1/8" / 3.5 mm TRRS Male Straight
Audio Connector to Earpiece	1x 1/8" / 3.5 mm TRRS Female
Cable Length	3.9' / 1.2 m

Battery

Battery Chemistry	Lithium-Ion
Capacity (mAh)	690 mAh
Runtime	70 Hours (BT) 44 Hours (BT ANC)
Quick Charging Times	5 Minutes for 3 Hours
Recharge Time	2 Hours
DC Input Power	3.7 VDC
Wireless Charging	No
Charging Input	Not Specified by Manufacturer