Hikvision 500W 2-Zone Network Amplifier (DS-QAZ1A500G1-VB2)

Specifications

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