500W 2-Zone Network Amplifier

• Rated Power: 500 W, 2 Zones
• Audio input: USB/Bluetooth/MIC/RCA
• Support two-zone volume and content adjustment
• Support schedule/live/emergency broadcast, alarm linkage, TTS

• Audio Bit Rate G.711ulaw（64 Kbps）/G.711alaw（64 Kbps）/MP3（128 Kbps）/AAC（128 Kbps）
• Protection Function short circuit protection, overcurrent protection, over temperature protection, anti-static electricity protection, surge protection, electrical shock protection

• Network Protocol IPv4, HTTP, HTTPS , SSL/TLS , DNS, NTP, TCP, UDP, IGMP, ICMP, DHCP, ARP, SSH
• Interface Protocol (API)ISAPI, ISUP, RTP

• Rated Power 500 W
• Frequency Response

  100 V COM/70 V COM: 50~20000 Hz（±3 dB）

  RCA Out/3.5 mm out: 50~20000 Hz（±1 dB）

• THD and SNR

  THD: ＜0.5%@1 kHz，1/3 rated power

  SNR: >90 dB

• Alarm

  1 EVAC alarm input

  1 alarm input

  1 alarm output, when the output device connected to the alarm output is normally closed, connect: 1A GND; when the output device connected to the alarm output is normally open, connect: 1B GND.

• Ethernet Interface 1 RJ45 10 M/100 M/1000 M adaptive Ethernet port
• Local Storage Built-in 4 GB EMMC (Audio file storage is 1 GB.)
• Audio In

  MIC 1~4: -28 dBV, 4.7 kΩ, unbalance, 6.35 mm jack

  RCA in 1~4: 0 dBV, 4.7 kΩ, unbalance, RCA pin jack

  USB 2.0 × 1

  Bluetooth

  Note: The 6.35 mm jack cannot be wired without connecting a microphone.

• Audio Out

  Constant Voltage Output × 2: 100 V COM & 70 V COM. A single channel supports up to 250 W output.

  RCA out 1-2: 0 dBV, unbalance, RCA pin jack

  3.5 mm out 1-2: 0 dBV, unbalance, 3.5 mm jack

  Note：If the constant voltage gear is set to 100 V, the constant voltage output interface(100 V) should be connected to a speaker rated at a voltage of 100 V. Connecting to a speaker rated at a voltage of 70 V could damage the device.

• LED Indicator

  Power Indicator (solid white): the device is normal working.

  USB flash drive indicator (solid white): the device is in USB flash drive mode.

  Bluetooth Indicator (solid blue): the device is in Bluetooth mode

  EVAC Alarm Indicator (solid red): the EVAC alarm has been triggered.

  MIC1 Indicator (solid white): the MIC1 audio input is connected normally.

  Module Indicator: FLT solid indicates overload or other system faults; CLIP solid indicates clipping or other exceptions; SIG solid indicates normal working.

• Volume Knob

  Total Volume Knob × 1，

  MIC Input Volume Knob × 4，

  RCA Input Volume Knob × 4，

  Output Channel Volume Knob × 2，

  Treble Volume Knob × 1，

  Bass Volume Knob × 1

• USB

  USB 2.0. File format: FAT32 and EXFAT, maximum capacity: 256 GB.

  FAT32 formatted USB drive: maximum capacity of a single partition is 32 GB

  EXFAT formatted USB drive: Maximum capacity of a single partition is 256 GB

• Power 100 to 240 VAC
• Material Front panel: PC+ABS, top and bottom covers: SGCC
• Dimension 495.97 mm × 90.89 mm × 473.18 mm (19.53" × 3.58" × 18.63")
• Package Dimension 595 mm × 553 mm × 175 mm (23.43" × 21.77" × 6.89")
• ≈ 5.6 kg (12.35 lb.)
• With Package Weight ≈ 7.6 kg (16.76 lb.)
• Color Black
• Packing List

  Device × 1

  Power Cord × 1

  Regulatory Compliance and Safety Information × 1

• Bluetooth Bluetooth 5.0，10 m
• Operating Temperature -10 °C to 50 °C (-14 °F to 122 °F )
• Operating Humidity ＜90% (No condensation)
• Power Consumption

  Standby Consumption: 45 W

  Annual Average Consumption: Max. Working Consumption: 110 W (based on the average playing time)

• Environment This device can only be safely used in the region below 2,000 meters above the sea level