4 inch Bluetooth Touch Screen Mini Wall Amplifier Smart Home Theater Background Music System with 8 inch Stereo Ceiling Speaker Kit for Hotel Residential

SURPASS. Wall Booster Specifications. Support English, Arabic, Russian, Chinese. Power: AC220V50HZ allows 110V-250V. Output Power: 4 30W. Main screen size: 4-inch HD screen, 480x480 resolution. Touch screen. Expand TF card memory: 32GB. USB: Support OTG USB 2.0, 32G readable. Output impedance: 4-8. FM frequency: 87.5Hz-108MHz. Audio S/N ratio: 98db. Bluetooth distance: 10m. Infrared remote control distance: 10m. Support Bluetooth, Bluetooth Version 5.0. Surpport Video Player, Radio function, Audio in, Audio out, Timing output, Timer function, Doorbell, support memory off, turn on and trigger music playback. With standard cover. Product size: 868610mm. Specifications of Ceiling Speaker. RMS Power: 15W. MAX Power: 30W. Speaker driver: 8 inch1. Input: 8ohm. Frequency response: 80Hz-15KHz. Sensitivity: 93 ± 3 dB. Installation: Ceiling. Material: ABS. Ceiling opening: 205mm. Decorative cover size: 22890mm. Weight: 1kg. Shape: Round. Wall Amplifier Specification. Support English, Arabic,