CooMax Spy Earpiece Bluetooth Hidden Wireless Earphones Invisible Headset Microphone Exam - Mini Secret Headphone Listening Device Hearing Cheating (Spy Vip Pro SuperMini Pen)

❮ Invisible Earpiece ❯ The Vip Pro SuperMini has a small size of 1.10 x 0.64 cm for maximum discretion, blending perfectly into the ear. This invisible earpiece is perfect for cheating in exams and for use in other situations requiring secret communication. ❮ Superior Sound Quality ❯ This invisible earpiece offers great sound quality and volume, thanks to its induction technology that allows the Bluetooth Pen to transmit the sound to the earpiece in a clear and crisp manner. ❮ Connectivity and Compatibility ❯ The Vip Pro SuperMini Bluetooth Pen has universal Bluetooth 4.0 connectivity, allowing easy pairing with any phone. Perfect for making phone calls or listening to recordings in a hidden way. ❮ Built-in Microphone ❯ The Bluetooth Pen includes an integrated spy microphone ideal for secret whisper communication. ❮ Long Battery Life ❯ The Vip Pro SuperMini earpiece uses 337 / SR416SW batteries with a battery life of approximately 4 hours depending on volume. The inductive pen is charged via the included USB cable, providing approximately 3 hours of battery life.