TWS true wireless binaural stereo bluetooth headset $ 20.11 Function: call function, support music Bluetooth protocol: 5.0 Channel: stereo Usage: hanging ear type Single or dual ear: bilateral stereo Material: ABS Charging interface: Type-C Communication distance: 10 meters Frequency response range: 20Hz-20KHz Standby time: 150 hours Listening time: 4~5 hours (70% volume), 30~35 hours with charging compartment Battery capacity: 450mAh/3.7V (charging compartment), 40mAh/3.7V (earphone)
