◆Integrated wall-mounted design, integrated network audio decoding, digital amplifier and speakers;
◆ Adopting high-speed industrial-grade dual-core (ARM+DSP) chip, start-up time ≤ 1 second;
◆ Built-in high-fidelity speakers and 2x30W(8Ω) stereo Class D power amplifier;
◆Built-in Bluetooth/MP3 player/FM tuner, support MP3 and WMA double decoding playback format, USB interface, TF interface, super reading ability;
◆Adopt the new 128x64 graphic dot-matrix display, can display the Chinese and English song name, length, playing time, dynamic spectrum display, adjustable display
◆Adopt new 128x64 graphic dot matrix display, can display Chinese and English song name, length, playing time, dynamic spectrum display, adjustable display contrast;
◆ MP3 can be selected to play cycle mode, built-in four playback modes: random, single song cycle, cycle in the folder, all cycle;
◆5 kinds of sound effects to adapt to different levels of people's listening habits;
◆ Infrared remote control, Bluetooth/MP3 player/FM tuner function, can be operated remotely;
◆Built-in circuit detection function, remote listening to the working state of the speaker, easy maintenance;
◆ The service software can adjust the output volume remotely, and can adjust the line input volume locally with the knob;
◆Standard RJ45 network interface, can be accessed where there is an Ethernet port, supports cross network segment and cross-routing.
Constant Voltage Backup Module
1, to achieve access to 100V fixed-voltage broadcast line as a backup, in line with the Education Commission entrance examination must have a backup system requirements;
2, when the network is abnormal or equipment power failure, automatically switch from IP network visual intercom broadcasting to analogue public broadcasting.
Model No: PF 2945H
Network Interface: RJ45
Transmission rate: 10/100Mbps
Support protocols: UDP, RTP, TCP, multicast, SIP protocols
Audio format: MP3, WMA, WAV
Audio mode: 16-bit stereo CD sound quality
Sampling frequency: 8K-48KHz
Output power: 30W
Frequency Response: 20HZ-20KHZ
Sensitivity (1m, 1W): 91dB±3dB
Harmonic distortion: ≤ 0.1%
Signal-to-noise ratio: >70dB
Speaker unit: 4 "x6 "x1
Power input: 190~240V 50-60HZ
Operating temperature: -10℃-60
Operating humidity: 20%-80% relative humidity, no condensation
Dimension (LxWxH): 170x185x250mm
Weight: 4.70Kg
Material: plastic shell, iron mesh, iron U-shaped bracket