Bluetooth version: 5.0 / transmission distance: 10m
Music playing time: 7 hours at maximum sound, 10 hours at average volume
Microphone distance: 1m / Bluetooth standby time: 72h
Battery capacity: 150ma/h / Battery power: 0.55w
Speaker Impedance: 32 ohms / Speaker power: 0.02w
Frequency range: 2.4-2.4835ghz / Sensitivity: 45dB
Transmit power: 6dB
Signal-to-noise ratio audio output: 93db
Charging time: 2 hours
Maximum input: DC 5V 150mAh 0.55W
Color: Black/Blue/Grey