Bluetooth 5.3 [2023 New]: The Bluetooth 5.3 chip and high-sensitivity FPC antenna ensure that the headphones connects quickly and stably within 15 meters, with lower latency and lower power consumption. Supports Bluetooth protocols such as HSP, HFP, A2DP and AVRCP. After pairing the devices for the first time, the Bluetooth headphones will automatically connect when you take them out of the charging case.
Excellent Stereo Sound: Rulefiss New Q38 wireless earbuds Bluetooth uses AAC+SBC audio decoder and 13mm graphene moving coil unit, and the frequency bandwidth is increased by 45%. Instruments are well-detailed, mids are full, and high pitch (20Hz-20kHz) is punchier, with excellent dynamic range and accuracy. At the same time, the Bluetooth earbuds have built-in 2 clear microphones and CVC 8.0 technology, they can retain 85% of the sound, making the call clearer.
800mAh Battery, Dual LED Ditgtal Display: In ear wireless earphones charging case with led power display shows remaining power in percentage. Charging case presents its battery from 1%-100% to let you know the current power status of your running headphones and charging case anytime anywhere. Up to 6-8 hours playtime of normal usage on a single charge and boost that to 48 hours playtime with the 800mah compact charging case. With type-C quick charge, it only takes 1.5 hrs to charge the case.
Comfortable Sports Earhook, IP7 Waterproof: The sport headphones adopt a unique ergonomic design and a 45° earhook-shaped structure, the adjustable earhook can fit your ears smoothly, and are equipped with 3 different sizes of high-quality silicone ear tips. Also with IP7 certified waterproof technology, you can protect the headphones from sweat and rain during sports or daily use. (Note: not suitable for swimming)
Smart Touch Control, Wide Compatibility: Multi-function touch panel on each earphone helps to play, pause, adjust volume, answer, end calls, activate siri and google assistant more convenient. This Bluetooth earphones is compatible with smartphones, tablets and laptops that use iOS 9.0/Android 5.0 or later. Therefore, no tangled wires are bothered, and you will enjoy the convenience brought by these sport earphones.