Smart hotel room home audio bluetooth player in-wall stereo digital amplifier 86 touch key background music controller usb tf fm
hardware parameters:
● power supply: ac220v(50hz)/110v-250v
● output power: 2*25w or 4*15w (digital power amplifier)
● impedance: 4-8ω
● snr: >=98db
● bluetooth distance: 8 meters
● infrared remote control distance: 5meters
● dimension: 86*86*47mm
● color: white/gold/black
● single fire wire output: 220v(50hz)
● audio inputs one set; output one set
● bluetooth: support
● rs 485 output: one set(optional)
● installation: 86 standard wire box, front wall
function description:
● all-key waterproof touch
● support tf card, usb play
● 2 or 4 channel speaker output
● support departure doorbell
● support trigger alarm
● power on and play welcoming words
● supporting power-off memory,