lenyes ktv speaker s835

bluetooth version: 5.0
tws connection distance: 10 meters
bluetooth connection straight-line distance: 18 meters
maximum power: 200w
battery capacity: 24000mah
playback time: 20h (50% volume)
charging time: 8 hours 1 hour
charging method: type-c 5v/3a
usb power supply: supports emergency current up to 1a
instrument input: yes (supports 6.5mm instrument wired input)
aux mode: support 3.5mm audio input jack
remote control: support 433 remote control function
wireless microphone: support uhf wireless microphone
microphone:
charging type: type-c 5v-1a
charging time: 3.5h
battery life: 10h
core type: dynamic microphone core
transmit power: 10db(uhf)
delay: 3ms
impedance: 600 (± 15%) ω (at 1khz)
frequency response: 70hz-13khz
operating frequency: 487mhz – 694mhz
effective distance: 10m