Quality Havit TW969 Stereo Earbuds

Bluetooth version: v5.3 earbuds battery: 40mah charging case battery: 300mah play time:7h(60% vol.) talk time:5h(60% vol.) buds charging time: 1.5h case charging time: 1.5h usb port: type-c charging case dimension: 48*48*29.5 mm buds dimension: 19.5*17*21.3mm buds net weight: 3.7g charging case net weight: 30g wireless working range: 15m (without obstacles) profiles supported: a2dp 1.3\avctp 1.4\avdtp 1.3\ avrcp 1.5\ hfp 1.5 \spp 1.0 audio code: aac sbc speaker size: φ8mm input voltage / current: 5v/1a