Havit Tw906 Pro Anc True Wireless Earbuds

Bluetooth version: v5.3 earbuds battery: 30mah charging case battery: 300mah play time: about 5h (60% vol.) / 4h (60% vol. with anc on) talk time: 4h buds charging time: 1.5h case charging time: 2h usb port: type-c” “charging case dimension: 48.2*49.5*27mm buds dimension: 31*16.6*18.9mm buds net weight: 3.7g*2 charging net weight: 33g wireless working range: 10m (without obstacles) profiles supported: audio code: aac sbc speaker size: φ10mm speaker frequency: 20hz~20khz sensitivity: 111.2db±3db impedance: 32ω(±15%ω) input voltage / current: dc 5v/300ma”