3.9 x 3.86 x 1.73 inches

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Crystal Clear Call & Immersive Stereo Sound: Supported by a powerful 14mm speaker driver unit and semi-in-ear acoustic structure to produce sound with strong bass, clear mids, and bright treble. Unique chamber acoustic design balances the internal and external air pressure to avoid sound loss, making sure the sound stable and penetrating to provide clear voice detection even in noisy environments. Enjoy your personal space whether you’re indoors, outdoors, work or sports.
Bluetooth 5.1 powerful chip & Effortless Pairing: Wireless Bluetooth earbuds use the most advanced Qualcomm QCC3020 chip. One-step pairing, the headset will automatically pair with your Phone. Provides a more stable connection (50 feet), high speed data transfer, low latency listening experience with virtually no sound delay; compatible with iOS and Android smart devices and computers.