JBL Tune 770NC Bluetooth headset

JBL Tune 770NC Bluetooth Headphones Product description: Type of headphones: Over-Ear Sound drivers: 40 mm dynamic drivers providing the distinctive JBL Pure Bass sound Frequency response: from 20 Hz to 20,000 Hz Impedance: 32 ohms Sensitivity: 100 dB SPL at 1 kHz / 1 mW Weight: approximately 232 grams Battery life: up to 70 hours of playback with noise cancellation turned off up to 44 hours of playback with noise cancellation enabled Full charge time: about two hours Fast charging: 5 minutes of charging provides 3 hours of use Battery type: 750 mAh lithium polymer / 3.7 volts Bluetooth: version 5.3 with LE Audio support Supported audio files: A2DP 1.3, AVRCP 1.6, HFP 1.7 Multi-device connection: ability to connect to two devices simultaneously Wireless range: up to 10 meters Adaptive Noise Cancelling: to eliminate ambient noise and focus on sound Transparency mode (Ambient Aware) and TalkThru mode: to hear surrounding sounds without removing the headphones VoiceAware: to hear your voice during calls JBL Headphones app: to adjust settings and customize sound Controls: built-in buttons for playback and call management Microphone: built-in microphone for voice calls Design: lightweight and foldable for easy portability