Smart Home Audio Bluetooth-compatible Wall Amplifier 4 inch Mini Touch Screen 2 or 4 Channels Music Player Support USB Fm Radio Single piece

SURPASS. Package: Yes. Channels: 2 2.0). Model Number: PW425B. Maximum Power Per Channel: 25W. Brand Name: SURPASS. Origin: Mainland China. Certification: CE. Name: Bluetooth In Wall Amplifier. Type: Smart Home Audio System. Output Power: RMS 2x25W or RMS 4x20W. Output Impedance: 4-8Ohm. T. H. D. 0.03%. Frequency Response: 20Hz-20KHz. Audio S/N: 98dB. Memory Card: up to 32G. Size: 868611mm. Color: White, Gold. SPECIFICATIONS: 4inch Smart Home Audio Bluetooth Wall Amplifier Specifications: Power: AC220V(50HZ allow 110V-250V. Main screen size: 4 inch HD screen. Output Power: 2 Channel PW425B RMS 2x25W. 4 Channel PW4425B RMS 4x20W. Output Impedance: 4-8. T. H. D. 0.03%. Frequency Response: 20Hz-20KHz. Audio S/N: 98dB. Expand TF card memory: 32G. USB: 0TG USB function, 32G can be read. Size: 868611mm. In Wall Amplifier Instructions: 1. Speaker: Speaker wire 200 cores). RVH2X100, RVH2X200 connect to SPK R SPK R-2. Audio output wire: Audio wire three core shielded wire: commonly known as