Bluedio intelligent earphone-TM. Inheriting excellent turbo T-series voice quality, TM has been added with the intelligent cloud service, supporting Alibaba Cloud and Amazon Cloud platforms, and enjoying magnanimous amount of resources, so that you can inquire what you want to know once you have sent the inquiry by voiceSpecifications Bluetooth version: 5.0 Transmission frequency Bluetooth range: up to 10 m (free space)Bluetooth profiles: A2DP, AVRCP, HSP, and HFPFrequency response: 20Hz-20K HzAudio Resolution: up to 24bit@48KHzDriver units: 57mm x 2Impedance: 160Total Harmonic Distortion (THD):0.3%-3% (THD)Sound pressure level (SPL):118dBBluetooth music/talk time charging time: about 1000hours
