Product information: Product Size: height 26mm, diameter 40mm, weight 35g Main control chip: Bluetooth 5.0 supports TWS real stereo sound and FM radio Efficacy chip: 20Hz ~ 20KZ full range output Channel: Dual Channel, 2 independent bone conduction transducer Output power: 3W audio output Audio decoding: supports MP3, AC3, AAC, WAV, etc. Bone conduction transducer: Built-in enhanced magnetic core and high-performance coil [product with tape electricity]] Microphone: omnidirectional microphone, can talk FM radio: Built-in FM enhanced IC, regular indoor radio to more than 10 Charging Interface: TYPE C interface, 5V0.4A charging current Built-in battery: lithium polymer, Capacity: 3.7-4.2V bonding wire at 400 mA hours Standby time: not less than 240 hours
