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Axis C1511 small network pendant speaker with audio management, PoE and built-in microphone

€651.82 inc VAT
Free delivery on mainland UK and most EU countries. Check delivery charges to where you are.

Ideal for retail applications and designed for high ceilings, this network pendant speaker is easy to connect via PoE and allows users to play ambient music or live/pre-recorded voice messages.

  • All-in-one pendant speaker system
  • Built-in microphone
  • Edge storage support
  • PoE support
  • Axis 5-year warranty
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Overview of the Axis C1511


  • All-in-one speaker system for installation in high ceilings
  • Suitable for indoor use
  • Power-over-Ethernet support
  • Remote health testing
  • Axis 5-year warranty
  • Dimensions: Ø 220 x 150 mm


Designed to hang from high ceilings using the TC1901 wire kit (required accessory), this all-in-one pendant speaker system by Axis can both record and transmit audio with its built-in microphone. As well as its ability to play ambient music, the C15 speaker series allows users to play live and recorded voice messages to warn off intruders, make announcements or deliver instructions. 

This speaker can be easily incorporated into a network using Power-over-Ethernet (PoE), allowing both the power and network connection to be delivered via one cable. Users can connect an SD card (not included) to play pre-recorded audio clips or music. This speaker is compatible with Axis Camera Station for easy integration into a security system, enabling audio analytics and audio management. Easily integrated with VoIP, this speaker series includes a preconfigured digital signal processor (DSP) for clear audio recording and communication. Embedded management software is also included to enable remote user, content, zone, and schedule management. Moreover, remote health monitoring allows users to ensure the speaker is functioning at full capacity.

Please note: there is no power supply included with this unit. It is power over ethernet capable.

Key features & benefits

  • Pendant-mounted speaker series enabling users to transmit music and audio clips
  • PoE support allows the speaker to be easily integrated into a network
  • Pre-recorded audio clips can be streamed from an integrated SD card (not included)
  • Compatible with Axis Camera Station VMS for easy integration into an existing security system
  • VoIP compatibility for easy network-based communication
  • Preconfigured DSP ensures that audio is crisp and clear
  • Integrated Axis Audio Manager allows the remote organisation of users, content, zones and schedules
  • Remote health monitoring is available to alert users to any errors or network issues

Typical applications

Easy to install in high ceilings, the C1511 is ideal for use in retail or hospitality applications with high ceilings such as supermarkets or hotel lobbies.

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Key technical features of the Axis C1511

Audio streaming: One-way/two-way with optional half-duplex echo cancellation, mono
Audio compression: AAC LC 8/16/32/48 kHz, G.711 PCM 8 kHz, G.726 ADPCM 8 kHz, Axis µ-law 16 kHz, WAV, MP3 in mono/stereo from 64 kbps to 320 kbps. Constant and variable bit rate. Sampling rate from 8 kHz up to 48 kHz
Speaker: max sound pressure level: 96dB, coverage pattern: 130° coaxial
Amplifier: built-in 7 W Class D amplifier
System integration
Application programming interface: Open API for software integration, including VAPIX, One-click cloud connection, AXIS Camera Application Platform (ACAP).
Intelligent audio: auto Speaker Test (verification via built-in microphone)
Built-in installation aids: test tone verification and identification
Music streaming: no info given
Voice announcement: pre-recorded voice announcements through Axis Audio Player, voice announcement through built-in SIP support for connection to any IP telephone /VoIP system and VAPIX support.
Audio synchronisation: no info given
VoIP: support for Session Initiation Protocol (SIP) for integration with Voice over IP (VoIP) systems. Peer to peer or integrated with SIP/PBX. Tested with: SIP client such as Cisco, Bria and Grandstream and PBX suppliers such as Cisco and Asterisk.
Event triggers: call, virtual inputs, external input, AXIS camera application platform (ACAP)
Event actions: play audio clip, send SNMP trap, send auto speaker test, status LED, file upload via HTTP, network share and email, notification via email, HTTP, HTTPS and TCP, external output activation
Casing: baffle: plastic 
mesh: surface-treated steel plate 
mesh colour: Off-white (RAL 9010 or equivalent) top cover: plastic repaintable 
speaker mounting method: hook
Memory: 512 MB RAM, 512 MB Flash
Power: Power over Ethernet (PoE), IEEE 802.3af/802.3af, Type 1 Class 3 (max 12.95 W)
Connectors: RJ45 10BASE-T/100BASE-TX PoE
Operating conditions: -30°C to 50°C
Dimensions: Ø220 x 150 mm
Weight: 2.6 kg
Security: Password protection, IP address filtering, HTTPS encryption, IEEE 802.1Xa network access control, Digest authentication, User access log, Centralized Certificate Management
Supported protocols: IPv4/v6, HTTP, HTTPS, SSL/TLS, QoS Layer 3 DiffServ, FTP, SFTP, CIFS/SMB, SMTP, Bonjour, UPnPTM, SNMP v1/v2c/v3 (MIB-II), DNS, DynDNS, NTP, RTSP, RTP, TCP, UDP, IGMPv1/v2/v3, RTCP, ICMP, DHCP, ARP, SOCKS, SSH, NTCIP, SIP (Cisco, Avaya, Asterisk)
Warranty: Axis 5-year warranty

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