PRODUCT GRADING (Grade C) - Fair Condition > Visible scratches and signs of use throughout > Refurbished to the highest standards. Retail Box WHAT IS IN THE BOX Tronsmart Apollo Bold Hybrid Active Noise Cancelling Earphones PRODUCT DESCRIPTION This model offers you the best of the best. And if you\'re looking for high-powered headphones, you\'ve come to the right place. With powerful, high-quality sound, this Tronsmart model has incredible bass performance, specially designed to give you everything you need to enjoy your favourite music. You\'ll also enjoy great calls thanks to its built-in microphone. A great model. PRODUCT INFORMATION Brand: Tronsmart Model: Apollo Bold TWS ANC Sound: 10mm drivers Frequency range: 20Hz-20kHz Sensitivity: 42 dB Impedance: 32Ω Connection: Bluetooth chip: Qualcomm® QCC5124 Bluetooth 5.0