Horn Speakers

The SC-P620 is a highly intelligible and compact horn speaker with a built-in 20W digital power amplifier, that provides public address announcement and remote paging via network video surveillance applications. This powered horn speaker can operate at extreme temperature. It comes with powder-coated finish and stainless steel screws to ensure its weatherproof capability. Ideal choice for both indoor and outdoor application at restricted facilities, train stations, airports, prisons and many more.

  • Integrated 20W power amplifier which utilises latest Class D technology
  • Switchable Gain: 8dB, 16dB, 24dB & 32dB
  • Internal volume control to allow on-site tuning
  • Integration to CCTV systems possible with the majority of IP CCTV systems equipped with an audio line output
  • Weatherproof to IP65 rating

  • Specifications
  • Application examples
  • Equipment
  • Downloads
Specifications for product:
SC-P620 IP-A1SC15
Frequency response

250 Hz - 10 kHz

280 Hz - 12.5 kHz

Sensitivity (1 W, 1 m)

113 dB

112 dB (500 Hz - 2.5 kHz, peak level)


off-white (RAL 9010 or equivalent)

Aluminium, ABS resin, Polycarbonate, Stainless steel, paint, off-white (RAL 9010 or equivalent)


292 x 234 x 280 mm (W x H x D)

222 x 211 x 276 mm (W x H x D)


1.8 kg

1.4 kg

Power source

PoE+ (IEEE802.3af Class 4) , PoE (IEEE802.3af Class 3)

Power consumption

22 W (at PoE+ powered, rated output)

13 W (at PoE powered, rated output)

5 W (IEC62368-1)

Rated output

15 W (at PoE+ powered), 8 W (at PoE powered)

Max. SPL (1 m)

124 dB (at PoE+ powered, 15 W) (500 Hz - 2.5 kHz, peak level)

121 dB (at PoE powered, 8 W) (500 Hz - 2.5 kHz, peak level)

Internal Messages

Max. 20 messages (Max. recording capacity: 80 MB)
Supported file formats:
    WAV file: 8/16/44.1/48 kHz sampling frequency, 8/16 bit, monaural/stereo
    MP3 file: 32/44.1/48 kHz sampling frequency, 64 to 320 kbps, CBR/VBR,

Repeat count: 1 to 10 times, Interval time: 0 to 30 sec
Trigger: Control Input or Remote API (HTTP)

Audio Codec

PCMU (G.711u), PCMA (G.711a), G.722

Broadcasting Mode

SIP Broadcasting Mode: PCMU/PCMA/G.722
Multicast Broadcasting Mode: PCMU/PCMA/G.722, Max. 10 ports
VMS Broadcasting Mode: Audio Backchannel, PCMU
Internal Message Broadcasting Mode
Note: Each broadcast mode can be assigned an order of priority using the Priority Setting function.

Network I/F


Network protocol


Control input

2 channels, no-voltage make contact inputs, open voltage: 5 V DC,

short-circuit current: 2 mA or less, removable terminal block (3 pins)

Control output

1 channel, open collector output, withstand voltage: 30 V DC,

control current: 10 mA or less, removable terminal block (3 pins)


LAN: LINK/ACT (green), STATUS (orange)

Operating humidity

90% RH or less (no condensation)

Operating temperature

-30°C to +55°C

Accessory (included)

Rear Cover x1, Removable Terminal Plug (3 pins) x2

Application examples