Features:

Sound Impedance 16 Ω (Ohm) Sensitivity 116 Db Frequency Responses 20-20000 Hz Portability Play music time 30 h Talking time 30 h Standby time 1000 h Charging time 3 h Removable battery No Connectivity Removable wire Yes Connecting interface Micro USB Wireless distance 10 m Bluetooth version 5.0 Bluetooth features A2DP, AVRCP, HFP, HSP Features Microphone Yes FM radio No Noise Cancelling Yes Control buttons Yes Waterproof No TF card support No Foldable headphones No Dimensions Weight 340