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Exchange or Return is possible only within five (5) days of purchase from date of delivery. Learn More.
Exchange or Return is possible only within five (5) days of purchase from date of delivery subject to the terms herein: In case if you wish to Exchange or Return the product(s), please contact us on the address given in Contact Details for approval and further actions.
Exchange or Return shall be made provided the product (including the unit carton) is returned unused and unopened (original seal not broken) along with accessories & FOC (Free of Cost) The refund for products Returned will only be in the form of UBMS Credit Vouchers / Credit Memo, to be redeemed within a period of 6 months. No cash refund is possible.
If a defect is discovered after opening/using the product, your product is covered under repair/replacement warranty of the manufacturer.
Please note unitedbroadcast.com is a retailer only and the obligation for warranty rests with manufacturer of the product as per the warranty condition listed on the warranty card.
Exchanges:
Please allow 3-5 business days for mail-in exchanges to be processed
Refunds & Credits:
Once we receive and inspect your item(s), we will credit your account. Please allow 7 - 15 business days for a credit to appear on your account. In most cases, we will issue your refund in the same way you made the original purchase. If payment was made by check, the refund check will be issued no sooner than 10 business days after the date of purchase. Please note: we can only refund the original purchase price after bank charges deduction. Shipping and handling fees are not refundable.
Limitations Of Liability:
The total liability of UBMS/brand/manufacturer/distributor on any claim, whether in contract, warranty; tort, product liability; and copyright, trademark, trade secret, patent and other intellectual property rights infringement; or otherwise, arising out of, connected with, or resulting from the performance or non-performance of any agreement resulting here from or from the sale, delivery resale, repair, replacement or use of any product or the furnishing of any service, shall not exceed the price allocable to the product or service which gives rise to the claim.
The Sonifex AVN‑TB20AR 20 Button Advanced Talkback Intercom, AoIP Portal is a high‑capacity networked talkback and paging communication system designed for broadcast, live event, theatre, and multizone production environments. This rackmount unit expands on smaller talkback systems with 20 illuminated key‑cap talk buttons plus dedicated listen and page functions, allowing communication across many stations or areas within a facility. It integrates advanced RAVENNA/AES67 audio‑over‑IP support alongside analogue and digital inputs and outputs for flexible connectivity and modern broadcast workflows. :contentReference[oaicite:0]{index=0}
Built‑in echo cancellation and automatic microphone gain control ensure clear, feedback‑free voice transmission even in complex audio environments. Front panel mic and headset inputs, headphone and speaker outputs, and balanced and unbalanced line I/O provide versatile interfacing options. A front‑panel display shows source and destination information, and a responsive ethernet web server plus Ember+ control allow remote configuration and monitoring. The unit also includes a phone button and GPI/O button for external control, group talk, callback functions, and dual power inputs for reliable redundancy. :contentReference[oaicite:1]{index=1}
ID: 50553103286558
| Audio‑over‑IP Protocols | RAVENNA, AES67 |
|---|---|
| Device Discovery | Bonjour (mDNS / DNS‑SD) & SAP |
| Audio Delivery | RTP/UDP over IPv4 multicast |
| Control Interfaces | Ethernet web server, Ember+ |
| Audio Format | Linear PCM 24‑bit, 48 kHz |
| Maximum Streams | Receive 25, Transmit 5 |
| Mic Input | XLR 3‑pin balanced with +48 V phantom |
| Headset Input | XLR 5‑pin balanced (front & rear) |
| Headphone Output | ¼″ (6.35 mm) stereo jack |
| Analogue Inputs | 2 × unbalanced RCA stereo, 1 × S/PDIF RCA |
| Analogue Outputs | 1 × balanced stereo RJ45, 2 × unbalanced stereo RCA |
| Loudspeaker Output | 4 W with volume control |
| GPIO | 15‑way D‑type (10 user‑assignable) |
| Network Ports | 2 × Gigabit Ethernet, 1 × SFP fibre |
| Power Inputs | Dual AC (85–264 VAC) & DC (9.5–14 VDC) |
| Dimensions | Approx. 48.3 × 17.5 × 8.8 cm (2U rack) |
| Weight | Approx. 3.7 kg (net) |
ID: 50553103286558
UBMS is an authorized distributor of Sonifex in Dubai, Abu Dhabi, UAE. Contact us or buy online Sonifex AVN-TB20AR 20 Button Advanced Talkback Intercom, AoIP Portal with best price.
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