SH30 is a high-performance network horn speaker supporting SIP protocol, which can be used in scenarios such as voice broadcasting, prompt tone broadcasting, and background music playback. It can be installed in noisy and crowded sports venues, amusement parks, and open outdoor environments, and applied to ordinary broadcasting and public safety emergency broadcasting.

Specifications
Speaker Unit: 2-inch mid-range driver unit
Sensitivity: 105dB/1m/1W
Maximum Sound Pressure Level: 117dB
Coverage Parameters: 50°H × 50°V, effective distance 70m
Sound Effect: Mono
Audio Coding: G.722, G.711A-law, G.711U-law, Opus
Audio Stream: MP3 sampling rate 8–48KHz, bit rate 64–320kbps, mono or stereo
Network Interface: 10/100Mbps, supports PoE IEEE 802.3at
Storage: 128MB RAM, 256MB flash memory
Power Input: PoE IEEE802.3at or 24V-2A DC power input
Housing: Anti-rust treated 1060 pure aluminum
IP Protection Rating: IP65
Color: Gray
Weight: 2.68KG
Dimensions: Ø276.07 x 276.6 mm (10.87 x 10.89 in)
Installation Method: Wall or wire column bracket installation, 180° adjustable up and down
Buttons: Long press for 3 seconds to broadcast IP address; long press for 10 seconds to restore factory settings

Functional Highlights

• Open SIP Protocol Support: Compatible with third-party SIP servers and supports G.722 wideband HD audio coding for high-fidelity SIP broadcasting.
• PoE (IEEE802.3at) Support: Enables simple installation with just one network cable; external power supply is also available as an alternative.
• High-performance Audio Configuration: Built-in 30W Class D power amplifier, frequency response of 400Hz–8KHz, and maximum SPL of 117dB ensure clear voice broadcasting even in noisy environments.
• Rugged Outdoor Capability: IP65 protection rating and wide temperature adaptability allow the SH30 to operate normally in most outdoor scenarios, including extreme environments.